| Location | Tube No. | Collector / Collection | Comments |
| 1st Hat Creek, California U.S.A. | 876 B | | Going West from Reading |
| Abashiri, Japan | 346 R | Tempere | |
| Abbotsbury gardens, Dorset Ex BH 3049 | 944 B | B.Hartley 3049 | Melosira varians frustules |
| Aber Artro estuary, Llandanwg Wales | 127 R | B.Hartley 1475 | |
| Aber Artro, Llandanwg Wales | 013 R | B.Hartley 1038 | |
| Aberaaron, N.Wales | 926 B | G.Brown | Noctiluca |
| Aberaron Aquarium, Aberaron N.Wales | 763 R | G.D.Brown | |
| Abergele, N.Wales Net haul | 060 R | K.D.Kemp | $26, 877.00 |
| Acores Isles | 433 M | Meakin | Meakin coll |
| Actinocyclus barkleyi | 026 G | R.I.F. | |
| Actinocyclus roperii, Culture Bristol University | 319 R | Clare Gardener 834 | actinocyclus |
| Actinocyclus sp, Culture Bristol University | 318 R | Clare Gardener | Actinocyclus |
| Actinoptychus heliopelta | 434 M | Tempere | Meakin coll |
| Adaman Isl, Nankoori | 506 B | J.A.Long N57 B | |
| Adams Co., 100 W. of Spokane Washington | 237 B | Latham | |
| Afon Dwyryd, N.Wales | 117 R | B.Hartley 1034 | |
| Afon Leri, Defi Estuary Wales | 460 R | A.Wright | |
| African Coast | 956 B | Mann/B.Hartley12215 | Coscinodiscus |
| Aghios Nikalaos, Crete | 575 R | S.I.Galley | |
| Ainsdale, N.N.R.Lancs | 699 R | F.Monson | Rhopolodia gibba, Mastogloia |
| Aintre | 145 B | | |
| Akrotiri Bay, Cyprus | 484 R | S.I.Galley | |
| Akrotiri Eanturial, Cyprus | 596 R | C.Zaracovitis | |
| Albuferata Torrente, Mallorca | 613 R | K.D.Kemp | Synedra, Achnantes |
| Albuferatas, (Salinas)Mallorca | 679 R | K.D.Kemp | Fine |
| Albuferatas, (Salinas)Mallorca | 680 R | K.D.Kemp | Medium |
| Albuferatas, (Salinas)Mallorca | 681 R | K.D.Kemp | Coarse |
| Albuferatas, (Salinas)Mallorca | 682 R | K.D.Kemp | |
| Alcudia Bahia de, Mallorca | 161 R | K.D.Kemp | Melosira |
| Alcudia, Mallorca[2] | 002 R | K.D.Kemp | Achnantese brevipes |
| Alcudia, Mallorca Backwater | 549 R | K.D.Kemp | |
| Alderney, on seaweed | 193 R | B.Hartley 1628 | |
| Alexandria, Egypt | 435 M | Leonard | Meakin coll |
| Algeria | 788 B | B.Hartley2022 | |
| Allans Farm, Oamaru N.Z. | 960 R | K.D.K\N.C. F175 | >50 |
| Allans Farm, Oamaru N.Zealand | 937 B | K.D.Kemp 28/10/96 | Medium |
| Allans Farm, Oamaru N.Z. | 953 R | K.D.K\N.C.F175 | |
| Allans Farm, Oamaru N.Zealand | 936 B | K.D.Kemp 28/10/95 | Coarse |
| Allans Farm, Oamaru N.Zealand | 970 R | K.D.K\N.CharlesF175 | |
| Allans Farm, Oamaru N.Z. | 259 B | K.D.Kemp | |
| Allans Farm, Oamaru N.Z. | 315 B | K.D.Kemp | Kittononia elaborata |
| Allans Farm, Oamaru N.Z. | 374 R | K.D.Kemp | |
| Allans farm, Oamaru N.Z. | 441 R | K.D.Kemp ex J.Carter mat. | |
| Allans Farm, Oamaru N.Zealand | 845 B | Ex S.Chaffer | Kittonia, Aulacodiscus. |
| Allens Farm, Oamaru N.Zealand | 955 B | W. Güttinger 1061 | Poor reclean |
| Alyction spicules, Navigator Island | 968 B | B.Darnton | |
| Ambersham Common, West Sussex | 059 R | L.V.Martin | |
| Ambleside, Westmorland | 388 B | K.D.Kemp | Stream into Windermere |
| Ambrim Isl., New Hebrides | 113 B | | |
| Ambrim Island, New Hebrides | 075 G | J.A.Long A1 | |
| America | 551 B | | Coscinodiscus |
| America, U.S.A. | 575 B | | |
| Amhurst, Nova Scotia | 331 B | | |
| Amhurst, Nova Scotia | 562 B | West | |
| Amitralco Melinka, Chile | 245 R | A.B.Smith | Saltwater |
| Ammania Cal Guano | 244 B | | |
| Ammania Cal Guano | 396 B | Ex Dr.Shultz per Dr.Latham | |
| Ammonocia Cal Guano | 510 B | J.A.Long G11 | F.M |
| Ammoundora Beach, Crete | 614 R | S.Lamb | |
| Amphiprora alata, Cuckmere Haven Sussex | 040 G | R.I.F | Very good |
| Ananino, Russia | 100 B | Tempere | |
| Ananino, Russia | 830 B | Ex S.Chaffer | Triceratium, Aulacodiscus, Actinoptychus. |
| Ancrum pump, Rox. | 223 R | J.Carter | |
| Ancrum pump, Rox. | 224 R | K.D.Kemp | |
| Ancrum pumps, Rox. | 206 R | K.D.Kemp | Fine |
| Anglesey, Wales | 569 B | K.D.Kemp | |
| Anno, Newton California U.S.A. | 898 R | R.I.Firth508 | Isthmia |
| Ano Nuevo, California U.S.A. | 995 R | | Hyalodiscus, Isthmia, good |
| Applecross, Rox. | 487 R | J.Carter | |
| Appletree Hall, Hawick Rox | 226 R | J.Carter | |
| Appletree Hall, Hawick Rox | 340 R | J.Carter | |
| Aquarium Flats, Bermuda | 205 R | J.Canne | |
| Arachnoidiscus japonicus, (A.ornatus) | 885 R | R.I.Firth780 | Girdle bands |
| Arachnoidiscus ornatus, Girdle bands | 888 R | J.Solliday | Girdle bands good |
| Arachnoidiscus ornatus, Santa Ana California U.S.A. | 777 R | J.Solliday | |
| Arachnoidiscus ornatus, Santa Ana California U.S.A. | 778 R | J.Solliday | Very good |
| Argos Bank, Bermuda 30 fathoms | 198 R | J.Canne | |
| Argos Bank, Bermuda 30 fathoms | 492 R | J.Canne | |
| Arii Kumanoche, Minamimuroga Japan | 039 R | K.D.Kemp | F.F\W(Coarse) |
| Arii Kumanocho, Minamimurogun Japan Mic prefecture | 632 R | | Coarse |
| Arii Kumanocho, Minamimurogun Japan Mic prefecture | 633 R | | Fine |
| Arii, Kumanoche Japan | 045 R | K.D.Kemp | F.F\W |
| Arii, Minamimuroga Japan | 038 R | K.D.Kemp | F.F\W(Fine) |
| Arne, Dorset | 892 R | R.I.Firth501 | Scoliopleura tumida, Diploneis didyma, Navicula marina |
| Atika, Japan N.Island | 834 B | S.Chaffer | Fine F.M. Broken Coscinodiscus |
| Atika, Japan | 321 B | Steer | |
| Atika, Japan N.Island | 846 B | Ex S.Chaffer | F.M Coarse |
| Atlantic City, N.J U.S.A. | 058 B | | 175 feet |
| Atlantic City, New Jersey U.S.A. | 981 R | R.I.Firth | |
| Atlantic City, U.S.A. | 850 R | R.I.Firth43 | |
| Atlantic City, Well 550 ft | 210 B | F.Adams | |
| Atlantic Ocean | 576 B | | |
| Aukland, N.Z. | 535 B | K.D.Kemp | |
| Aus | 980 B | R.I.Firth | |
| Australia, Fish stomach | 1000 R | S.H. Meakin | Pleurosigma formosum, Good |
| Australian antarctic exp. | 804 B | DR.Mann ex S.Chaffer coll. | |
| Avonmouth Docks, Avon | 179 R | K.D.Kemp | Fine |
| Avonmouth Docks, Avon | 180 R | K.D.Kemp | Fine |
| Avonmouth Docks, Avon | 463 R | K.D.Kemp | |
| Avonmouth Docks, Avon | 474 R | K.D.Kemp | |
| Avonmouth Docks, Avon | 781 B | K.D.Kemp | Coarse |
| Avonmouth Docks, Avon | 782 B | K.D.Kemp | Fine |
| Axe River, Avon | 521 R | K.D.Kemp | |
| Axe River, Avon | 523 R | K.D.Kemp | |
| Axebridge, Avon Water trough | 535 R | K.D.Kemp | Fine |
| Axebridge, Avon Water trough | 536 R | K.D.Kemp | Medium |
| Axebridge, Avon Water trough | 537 R | K.D.Kemp | Coarse |
| Axebridge, Avon Water trough | 538 R | K.D.Kemp | Residue |
| Axmouth cliff, Creamy jelly on wall | 373 R | B.Hartley | |
| Back Bay, Newport Cal. U.S.A. | 848 B | J.Solliday | #50 |
| Bahia | 213 B | Mr.E.Loenard | |
| Bai De Tampa, Oldest material | 149 B | | |
| Bains Lower, Oamaru F.M. N.Z. | 807 B | S.Chaffer | Mix 2 |
| Bains Lower, Oamaru N.Z. | 778 B | L.D.Coombs | Coarse |
| Bains Upper, N.Z. | 503 R | | |
| Bains Upper, Oamaru N.Z. | 779 B | K.D.Kemp | Fine V.Good |
| Bains Upper, Oamaru N.Z. | 780 B | K.D.Kemp | Coarse Good |
| Baker's Beach, San Francisco U.S.A. | 980 R | per R.F.B\ R.I.Firth | |
| Bakers Beach, San Francisco U.S.A. | 176 R | B.Hartley | Coarse, Hyalodiscus, Cocconeis pinnata |
| Bakers Beach, San Francisco U.S.A. | 177 R | B.Hartley | Fine |
| Ballyscullan, Bann Valley N.Ireland | 278 R | B.Hartley 411 | Part of Toome Bridge site, Light |
| Ballyscullan, Bann Valley N.Ireland | 279 R | B.Hartley 411 | Part of Toome Bridge site, Heavy |
| Barbados | 035 R | K.D.Kemp | F.M |
| Barbados | 169 B | Mr.Robinson | |
| Barbados | 181 B | | |
| Barbados | 209 B | Mr.Robinson | Heavy |
| Barbados | 218 B | | |
| Barbados | 227 B | Poyser 476 O.Kendall | |
| Barbados | 254 B | Poyser 464 O.Kendall | |
| Barbados | 306 R | Thomas/S.Chaffer | |
| Barbados | 499 R | | |
| Barbados | 545 B | | |
| Barbados | 829 R | Mr.Browning | Radiolaria, use this for dry spreads, STOCK tube |
| Barbados | 938 B | S.H.H/ Small | Craspedodiscus V.rare |
| Barbados earth | 337 R | K.D.Kemp | |
| Barbados, [1] | 211 B | | F.M Rare |
| Barbados, [175] | 198 B | | |
| Barbados, Ex BM.Nat Hist | 783 B | Norman | |
| Barbados, Fine | 819 B | Ex S.Chaffer | V.Good |
| Barbados, Light | 818 B | Mr.Brown/S.Chaffer | Contains Entogonia |
| Barbados? | 547 B | | |
| Barcelona [1], Spain | 497 R | X.Tomas | Mastogloia |
| Barcelona [2], Spain | 498 R | X.Tomas | Mastogloia |
| Barmouth, Devon | 003 R | K.D.Kemp | |
| Barraba, Barbados | 318 B | | |
| Barraba, New South Wales | 117 B | N.E.Brown | |
| Base of Monterey, El Jaro Creek California U.S.A. | 263 R | S.Chaffer | Fine |
| Base of Monterey, El Jaro Creek California U.S.A. | 264 R | S.Chaffer | Coarse |
| Batabans, Cuba | 877 B | J.A.Long B81 A | R.M |
| Batabans, Cuba | 290 B | | |
| Batabans, CubaRoadside ditch | 220 B | | |
| Batcombe Friary, Trout lake England | 332 R | B.Hartley 1670 | |
| Batcombe Friary, Trout lake England | 333 R | B.Hartley 1669 | |
| Bathwick Hill, Bath Somerset | 525 R | K.D.Kemp | |
| Bats Rock, Barbados Saltwater | 315 R | A.G.Smith | |
| Bay de Tampa | 083 B | | |
| Bay of Plenty, N.Z. | 114 B | | F.F\W |
| Bay of Pryong, New Caledonia | 590 R | Doig\Carter | |
| Bay Roberts, Newfoundland | 224 B | H.C.Wheeler | |
| Beakes Farm, Nr.Rotorura N.Z. | 212 B | Mr.Warwick | |
| Beaufort, N.Carolina U.S.A. | 062 G | | S.H.Meakin (No number) Tow net |
| Beaulea River, Bucklers Hard Hampshire | 594 R | B.Hartley 2096 | |
| Beaver Reef, Barrier Reef Australia | 556 R | | |
| Beddington, Main U.S.A. | 322 B | | |
| Beddington, Mass U.S.A. | 081 B | | |
| Beddington, Mass. U.S.A. | 236 B | | |
| Beer, Devon England | 166 R | K.D.Kemp | Rhabdonema adriaticum |
| Beer, Devon England | 167 R | K.D.Kemp | Fine on Ulva |
| Beginners mixture | 779 R | B.Hartley | |
| Belfast, N.Ireland | 304 B | | |
| Belfast, Victoria Australia | 127 B | | |
| Bellamy's Bridge | 739 R | A.Peabody | |
| Belle Mare coast off, Mauritius | 600 R | A.K.Pumessur | |
| Belses, Rox Scotland | 371 R | J.Carter | |
| Ben Lawess, Scotland | 872 R | R.I.Firth668 | Didymosphenia geminata, Ceratoneis arcus |
| Bend, Oregon U.S.A. | 894 R | R.I.Firth504 | |
| Berlin, Kieselguhr Germany | 287 B | | |
| Bermuda | 465 R | K.D.Kemp | Coarse |
| Bermuda | 542 R | K.D.Kemp | Navicula hennedyi |
| Bermuda | 562 R | K.D.Kemp | |
| Bermuda | 854 R | K.D.Kemp | |
| Bermuda Reef | 675 R | K.D.Kemp | |
| Bermuda Reef, Bermuda | 676 R | K.D.Kemp | Coarse |
| Bermuda Reef, Bermuda | 677 R | K.D.Kemp | Only H.Cl cleaned |
| Bermuda Rise, Deep Sea drilling project Leg 1 Station 6 West flank | 926 R | C.A.S 43151(6) R.I.Firth253 | Rare, but contaminated with Sky deposit |
| Bermuda, [1] | 142 R | K.D.Kemp | |
| Bermuda, in plastic tube | 774 B | J.Canne | |
| Bermuda, In tube | 232 R | | |
| Berrow Beach, Somerset England | 344 R | | |
| Berrow golf course pond, Somerset England | 108 R | K.D.Kemp | Synedra capitata |
| Berrow golf course pond/rhyne, Somerset | 122 R | K.D.Kemp | |
| Berrow Golf course rhyne, Berrow Somerset England | 124 R | K.D.Kemp | |
| Berrow Golf course, Somerset England | 082 R | K.D.Kemp | Small pond, Coarse |
| Berrow pond, Somerset | 776 B | K.D.Kemp | Amphipleura pellucida |
| Berrow road ditch, Somerset England | 227 R | K.D.Kemp | |
| Berrow road ditch, Somerset England | 228 R | K.D.Kemp | Fine |
| Berrow Sands, Berrow Somerset | 547 R | B.Hartley 1288 | |
| Berrow Sands, Somerset | 869 R | B.Hartley 1283 | Diploneis litoralis |
| Berrow, Golf course pond Somerset | 020 R | K.D.Kemp | |
| Berth, Dyke near | 313 B | | |
| Bets-y-coed, N.Wales | 087 R | | |
| Bexhill on Sea | 130 R | H.Gleave | Stagnant puddle |
| Bicton Gardens, Devon England | 104 R | K.D.Kemp | |
| Biddulphia aurita | 553 B | | Biddulphia aurita |
| Biddulphia pulchella, Santa Ana California U.S.A. | 772 R | J.Solliday | Isthmia, Triceratium junctum, Rhabdonema |
| Bird Island, Seychelles | 695 R | N.Williams | |
| Bissex Hill, Barbados | 900 B | B.Hartley1983 | F.M |
| Bissex Hill, Barbados | 909 B | J.Solliday | |
| Bissex Hill, Barbados | 932 B | B.Hartley1984/B.M | |
| Bissex Hills, Barbados | 998 B | R.I.Firth240 | |
| Black Moss, Scotland | 335 B | | |
| Blagdon Lake, Somerset Sediment | 674 R | K.D.Kemp | Sediment |
| Blagdon Water Gardens, Avon | 235 R | K.D.Kemp | Tropi Cal Fish Tanks Fine, Fine |
| Blagdon Water Gardens, Avon Coarse | 236 R | K.D.Kemp | Tropi Cal Fish Tanks Fine, Coarse |
| Blakeney Point, Norfolk | 074 R | B.Hartley1367 | Passing 600 |
| Blelham Tarn, Windermere Drainage area | 988 B | R.I.Firth339 | |
| Blissford, New Forest | 084 G | R.Stevens | |
| Block Island, U.S.A. Great Salt Lake | 794 R | | |
| Blomidow Cliffs, Bay of Fundi | 697 R | A.C.Wheeler/S.Chaffer | R.M |
| Blythe River, Suffolk England | 646 R | B.Hartley 2228 | |
| Boat Lake, Weston-S-Mare Avon | 822 R | K.D.Kemp | |
| Boat Lake, Weston-Super-Mare Avon | 293 R | K.D.Kemp | 1st cleaning(coarse) |
| Boat Lake, Weston-Super-Mare Avon | 294 R | K.D.Kemp | 1st cleaning(fine) |
| Boat Lake, Weston-Super-Mare Avon | 295 R | K.D.Kemp | 2nd Cleaning(Coarse) |
| Boat Lake, Weston-Super-Mare Avon | 296 R | K.D.Kemp | 2nd cleaning(fine) |
| Boat Lake, Weston-Super-Mare Avon | 866 R | K.D.Kemp | Rhabdonema adriaticum |
| Bog Anoe, Aberdeenshire Scotland | 896 B | R.I.Firth351 | |
| Bogango, Aberdeen Scotland | 99R R | R.I.Firth\J.R.Carter\D.P.Fuge | |
| Boganoe, Scotland | 164 B | | |
| Boldpate pond, Georgetown Mass. U.S.A. | 893 R | R.I.Firth454 | |
| Boldpate Pond, Goergetown Mass. U.S.A. | 137 B | Tempere | |
| Bolina Beach, San Francisco U.S.A. | 124 B | Latham | |
| Bolinas Bay, Duxbury Reef California U.S.A. | 067 G | B.Hartley 3242 | Isthmia nervosa > |
| Bolinas Bay, Duxbury Reef Cal. U.S.A. | 215 R | B.Hartley 42 | Odontella edwardsii |
| Bolivian Gaunao | 422 R | | |
| Bonny River, W.E. Africa | 204 B | | |
| Borries, Oamaru N.Z. | 717 B | J.A.Long O27 | F.M |
| Borth-y-gest, Wales | 143 R | B.Hartley 1512 | >600 |
| Bory, H177 Hungary | 032 G | B.Hartley | Combination of 3 tubes |
| Bory, Hungary | 091 G | Cheneviere | F.M. |
| Bory, Hungary Fos.Fior. | 241 B | Pantoscek/Doig | |
| Boss's pool, Bermuda | 134 R | K.D.Kemp | |
| Boulogne, S/Mare | 139 B | | |
| Breens Farm, Oamaru N.Z. | 403 R | K.D.Kemp | |
| Breens Farm, Oamaru N.Z. | 742 B | K.D.Kemp | Good |
| Brent Knoll (Garage), East Brent Somerset | 551 R | K.D.Kemp | Surirella ovalis |
| Brent Knoll (Garage), East Brent Somerset | 563 R | K.D.Kemp | Fine |
| Brent Knoll pub rhyne, Somerset England | 094 R | K.D.Kemp | Stauroneis phoenicenteron |
| Brent Knoll, Somerset | 933 B | K.D.Kemp | No6, N.Z., 932 R |
| Bristol Zoo, Avon Off waterfall | 036 R | K.D.Kemp | |
| British Columbia | 269 B | RP. | |
| British Honduras | 148 B | Mr.Shipp | |
| Britsh Columbia | 146 B | Latham | |
| Brixham Harbour, Devon England | 452 R | K.D.Kemp | F\W seepage onto Beach |
| Brixham, Devon England | 564 B | K.D.Kemp | |
| Bronx River, N.Y. U.S.A. | 179 B | | |
| Bruces Rock, Dunedin N.Z. | 284 B | M.N.W | R.M |
| Bruces Rocks, Dunedin N.Z. | 076 B | M.N.W. | Marine |
| Brue River, Somerset England | 225 R | B.Hartley 1675 | |
| Brue River, Somerset England | 347 R | B.Hartley 1675 | |
| Brue River, Somerset England | 466 R | K.D.Kemp | Navicula oblonga, Caloneis amphisboena, Anamoneis sphaerophora, Cymatopleura librile |
| Bryher, Scilly Isles | 520 R | B.Hartley 1886A | Fragillaria |
| Bryher, Scilly Isles England | 376 R | B.Hartley 1574 | |
| Buccaneer Bay, Antigua | 394 R | M.Carrat | |
| Buccaneer Bay, Antigua | 603 R | M.Carrot | |
| Bucklands, Rox Scotland | 377 R | J.Carter4005 | |
| Budleigh Salterton, Devon | 041 R | K.D.Kemp | |
| Budleigh Salterton, Devon | 050 R | K.D.Kemp | By riverbank, Achnanthese |
| Buffels Bay, False Bay S.Africa | 308 B | E.D.Steer | |
| Burma, From Oysters | 101 B | Bilborough | |
| Burma, Off Seaweed | 018 B | | |
| Burnfoot Ale, Rox | 419 R | J.Carter | Didymosphenia geminata |
| Burnham on Sea, Somerset England | 011 R | K.D.Kemp | Fine |
| Burnham on Sea, Somerset England | 053 R | K.D.Kemp | Pleurosigma angulatum, Pleurosigma aesturii |
| Burnham on sea, Somerset England | 137 R | K.D.Kemp | Ditch by River |
| Burrington Coombe, Avon England | 483 R | S.Kemp | |
| Burtle ditch, Somerset England | 336 R | B.Hartley 1672 | [2] |
| Burton Pond, West Sussex | 081 G | B.Hartley 56 | |
| Burton pond, Petworth W.Sussex | 026 R | B.Hartley | |
| Burton pond, W.Sussex England | 145 R | B.Hartley 1405 | >600 |
| Burton pond, W.Sussex England | 339 R | B.Hartley 1444 | >600 |
| Cala De Sa Font, Mallorca | 246 R | K.D.Kemp | Fine |
| Cala De Sa Font, Mallorca | 247 R | K.D.Kemp | Coarse |
| Cala Ratjada, Mallorca[1] | 018 R | K.D.Kemp | |
| Cala San Vicente, Mallorca | 338 R | K.D.Kemp | F\W Stream |
| Cala San Vicente, Mallorca | 572 R | K.D.Kemp | |
| Cala San Vicente, Mallorca Nieu Beach | 132 R | K.D.Kemp | |
| Cala San Vicente, Mallorca Nieu Beach | 573 R | K.D.Kemp | |
| Cala San Vicente, Mallorca Water well | 504 R | K.D.Kemp | |
| California, U.S.A. | 209 R | B.Hartley 1610 | Arachnoidiscus ornatus |
| California, Gulf of U.S.A. | 158 R | | |
| Calistoga, California U.S.A. | 099 B | Doeg | |
| Callama, Chile | 005 B | | 1415 ft |
| Callamsetta, Italy | 174 B | F.Adams | |
| Callar | 168 B | E.Leonard | |
| Callid harbour, Peru SS.Cornegia #437 | 196 B | | |
| Calvert Co, Loc 5 Maryland U.S.A. | 048 G | Brit.Museum/R.I.F. | |
| Calvert Co, Plum Point Loc 357 Maryland U.S.A. | 049 G | Brit.Museum/R.I.F. | Coarse |
| Calvert Co, Loc 292 Maryland U.S.A. | 047 G | Brit.Museum/R.I.F. | |
| Calvert Co, Plum Point Loc 358 Maryland U.S.A. | 046 G | Brit.Museum/R.I.F | |
| Calvert Co., Maryland U.S.A. | 738 B | | |
| Calvert County, Maryland U.S.A. | 277 R | B.Hartley | |
| Cambridge, Barbados | 184 B | B.Hartley 1979 S.Chaffer | Radiolaria |
| Cambridge, Barbados | 540 B | | |
| Cambridge, Barbados | 541 B | K.D.Kemp | |
| Cambridge, Barbados | 542 B | K.D.Kemp | Cleaned by K.D.K |
| Canada | 010 B | | |
| Cannes, France | 910 R | R.I.Firth/J.A.LongC54 | |
| Cape Argulas, S.Africa | 874 R | R.I.Firth761 | Climacosphenia, Arachnoidiscus, Biddulphia, Christmas |
| Cape L'Algulhas, Coll. E.J.Steer South Africa | 016 G | R.I.Firth 287 | Arachnoidiscus, Climacosphenia |
| Cape May, New Jersey U.S.A. | 961 R | K.D.Kemp | Navicula delognei, Sytnedra, Achnanthese |
| Cape of Good Hope, Inshore gathering | 903 R | R.I.Firth22 Q.M.C | |
| Cape of Good Hope, Inshore gathering | 985 B | R.I.Firth122 | |
| Carlova, Russia | 325 R | B.Hartley | |
| Carlova, Russia | 855 R | J.Solliday | Good Triceratium |
| Carlova, Russia Heavy with sand | 326 R | B.Hartley | |
| Carlova, USSR | 862 R | Meakin | Good Triceratium |
| Carmel Bay, California U.S.A. | 050 G | R.I.F. | |
| Carsaig, Mull Scotland | 114 R | K.D.Kemp | R.M |
| Castel, Hungary | 023 G | A.L.Brigger/R.I.F. | Heavy |
| Castel, Hungary | 024 G | A.L.Brigger/R.I.F. | Light |
| Castel, Hungary | 974 R | | |
| Castel Del Piano, Italy | 086 R | F.Adams | |
| Castel Del Piano, Italy | 094 B | | |
| Castel Del Piano, Italy | 178 B | | |
| Castel del Piano, Italy | 760 B | | |
| Castel M. Szurdock, Hungary | 716 B | | F.M |
| Castel M. Szurdok, Puspoke Hungary | 509 B | J.A.Long H36 | F.M |
| Castel, Hungary | 057 B | | |
| Castel, Hungary | 080 G | J.A.Long H176 | |
| Castel, Hungary | 186 B | | |
| Castel, Hungary | 283 R | S.Chaffer | |
| Castel, Hungary | 284 R | S.Chaffer | |
| Castel, Hungary Szurdokpuspoki | 515 B | J.Solliday | |
| Castle Harbour, Bermuda | 192 R | K.D.Kemp | |
| Castle Harbour, Bermuda | 393 R | | |
| Castle Harbour, Bermuda | 435 R | K.D.Kemp | |
| Castle Harbour, Bermuda | 436 R | K.D.Kemp | Fine |
| Castle Harbour, Bermuda Dredgings | 305 R | S.Chaffer | Poor |
| Castro, Island off Chile | 817 B | S.Chaffer | Aulacosira, Stephanodiscus |
| Cataelis Dome, Cyprus | 913 R | R.I.Firth2415 | |
| Cavers, Rox. | 583 R | J.Carter | |
| Cedar Keys, Florida U.S.A. | 252 R | A.G.Smith | R.Br |
| Celebes, Coast of On mangrove roots | 285 R | S.Chaffer Fine | |
| Celebes, Coast of On mangrove roots | 286 R | S.Chaffer Medium | |
| Celebes, Coast of On mangrove roots | 287 R | S.Chaffer Coarse | |
| Celebes, Coast of On Mangrove roots | 323 R | S.Chaffer | Fine |
| Chalk Cliff, Barbados | 333 B | | |
| Challenger, Station 157 Southern Ocean | 403 B | | |
| Chard, High Street Somerset | 116 R | B.Hartley 1136 | |
| Charlwood | 947 R | R.I.Firth 234 | Eunotia pectinalis var. ventralis |
| Charlwood, Roadside ditch Surrey | 021 G | R.I.Firth 233 | |
| Charlwood, Surrey | 002 Y | B.Hartley 12236 | Pure Surirella |
| Charlwood, Surrey | 020 G | R.I.Firth 236 | S.ovalis var. maxima pure |
| Cheddar Village, Somerset Upper Lake | 288 R | B.Harley | Meridion circulare |
| Chelmult, Oregon U.S.A. | 011 G | R.I.Firth 110 | Ex Francis T. Jones |
| Chelmut, Oregon U.S.A. | 852 R | R.I.Firth 2107a | |
| Chemult, Oregon U.S.A. | 976 B | R.I.Firth107 | |
| Cherryfield, Maine U.S.A. | 858 B | B.Hartley2354 | |
| Cherryfield, Maine U.S.A. | 044 G | R.I.F | |
| Cherryfield, Chalk Pond U.S.A. | 039 B | Meakin | |
| Cherryfield, Maine U.S.A. | 066 G | B.Hartley 2354 | |
| Cherryfield, Maine U.S.A. | 825 R | B.Hartley 2704 | Stauroneis, Pinnularia |
| Cherryfield, Maine U.S.A. | 431 R | B.Hartley 1721 | |
| Chesapeak Beach, California | 394 B | Dr.Latham | |
| Chesapeak Beach, Maryland U.S.A. | 054 B | | Loc.360 |
| Chesapeak Beach, Road from U.S.A. | 584 B | J.A.Long | |
| Chesapeak Beach, Road from U.S.A. | 595 B | J.A.Long | |
| Chesapeak Beach, Road from U.S.A. | 607 B | J.A.Long | |
| Chessil Beach, Portland Dorset | 269 R | K.D.Kemp | |
| Chessil Beach, The Fleet Moonfleet Dorset | 518 R | K.D.Kemp | On Zoostera |
| Chessil Beach, The Fleet Moonfleet Dorset | 519 R | K.D.Kemp | Medium |
| Chessil Beach, The Fleet Dorset | 507 R | K.D.Kemp | On Zoostera, Coarse |
| Chessil Beach, The Fleet Dorset | 508 R | K.D.Kemp | On Zoostera |
| Chessil Beach, The Fleet Dorset | 512 R | K.D.Kemp | On Zoostera |
| Chessil Beach, The Fleet Dorset | 516 R | K.D.Kemp | |
| Chessil Beach, Wyke Regis Dorset | 546 R | K.D.Kemp | |
| Chicago | 792 R | Lather | Navicula |
| Chile, Toco South America | 785 R | J.A.Long C33 | |
| Chiloe Isl., Chile | 489 R | Fuge C7 | |
| Chiloquean Mountains, Chelmut Oregon | 857 B | R.I.Firth | |
| Chiloquia, Chelmut Oregon U.S.A. | 849 R | R.Firth2161 | |
| Chiloquian, Chelmut Oregon | 246 B | R.I.Firth | |
| China fish | 161 B | | |
| Chinamans gardens, Nr. Wellington Mirimar N.Z. | 089 B | | |
| Ching Wang Foo, Harbour China | 063 R | Mr.Widdows | [1928 |
| Choma, N.W. Rhodesia | 120 B | N.E.Brown | |
| Christianstad, Sweden | 886 R | R.I.Firth714 | Campylodiscus, Anamoneis, Very like Soos, Very like Soos |
| Christianstadt, Sweden | 140 B | Chenev | |
| Claremont, Florida U.S.A. | 038 B | Latham | |
| Claremont, Florida U.S.A. | 297 R | Ex.S.Chaffer | Neidium iridis, Coarse |
| Claremont, Florida U.S.A. | 298 R | S.Chaffer | Fine |
| Claremont, Florida U.S.A. | 299 R | S.Chaffer | Medium |
| Clent Hill, Worcestershire Private lake | 237 R | B.Hartley 280 | Surirella capronii |
| Clent Hills, Nr. Staurbridge | 873 R | R.I.Firth725 | Surirella capronii |
| Clent, Worcs | 802 R | R.I.Firth71 | H.S.Job. |
| Clevedon pool, Avon | 019 R | K.D.Kemp | |
| Clevedon Pool, Avon | 046 R | K.D.Kemp | |
| Clevedon Pool, Avon | 047 R | K.D.Kemp | |
| Clevedon pool, Avon | 048 R | K.D.Kemp | Navicula |
| Clevedon pool, Avon | 049 R | K.D.Kemp | Melosira |
| Clevedon Pool, Avon | 110 R | K.D.Kemp | |
| Cleveland, Barbados | 093 B | Swatman | |
| Cleveland, Barbados | 216 B | | |
| Cley next the sea, N.Norfolk East bank | 635 R | B.Hartley 2230 | |
| Cley next the sea, N.Norfolk East bank | 664 R | B.Hartley 2135 | |
| Climacosphenia moniligera, Mallorca? | 858 R | K.D.Kemp | Good for xmas tree |
| Coates Reef, Barrier Reef Australia | 689 R | R.J.Heathman | Lat17o12S Long146o22'E |
| Cocconeis pediculis | 523 B | | Cocconeis pediculis |
| Cocconeis scutellum | 525 B | | Cocconeis scutellum |
| Cockshute stream, Lewes Sussex | 391 B | R.I.Firth | |
| Cockshute stream, Lewes Sussex | 871 R | R.I.Firth559 | Synedra ulna |
| Colchester, Ipswich Saltmarsh | 453 R | B.Hartley 1752 | >600 |
| College Hill, Barbados | 719 B | Tempere | |
| Collive de Soddo, Abyssynia | 712 B | J.A.Long S45 | F.F\W |
| Colorado, U.S.A. | 307 R | S.Chaffer | |
| Coly River, Creek leading to Devon | 334 R | B.Hartley 1681 | |
| Coly River, Creek leading to Devon | 335 R | B.Hartley 1682 | |
| Congo | 293 B | | |
| Congo | 300 R | Leanord/Chaffer | Ex S.Chaffer |
| Congo, CC10Ex QMC | 978 B | R.I.Firth133 | |
| Congo, CCIO | 805 R | R.I.Firth133 | |
| Conset Bay | 206 B | | |
| Conset, Barbados | 128 B | Meakin | |
| Constantinople, (Istanbul)Turkey | 036 G | T&P 1000 no 987 | |
| Constantinople, Soundings | 604 B | Temper | |
| Cooden sands | 007 R | B.Hartley 1166 | Synedra closterioides |
| Cormacks sidings, Oamaru N.Z. | 750 B | | |
| Cormacks sidings, Oamaru N.Zealand | 221 R | | F.M Stephanopyxis Gonothecium |
| Cormacks, Oamaru N.Z. | 252 B | | |
| Cormacks, Oamaru N.Z. | 303 B | K.D.Kemp | Stephanopyxis grunowii |
| Cormacks, Oamaru N.Z. | 748 B | | Coarse |
| Cormacks, Oamaru N.Z. | 749 B | Daniels No1 | |
| Cormacks, Oamaru N.Z. | 836 B | B.Hartley2029 | |
| Coxey Pond, Epiphytes on BatrachospermumMinnesota U.S.A. | 072 G | Dr. John Kingston | |
| Coyote springs, Mono Co. Cal U.S.A. | 015 R | Cas Loc.40219 | Pliocene |
| Craig Nur, Mull Scotland | 772 B | K.D.Kemp | |
| Cramers Dock, Michigan U.S.A. | 240 B | Latham | |
| Crane Pond, Mass. U.S.A. | 994 B | R.I.Firth496 | |
| Croom, Maryland U.S.A. | 027 B | | -400 |
| Croom, Maryland U.S.A. | 163 B | J.A.Long M85 | |
| Croom, Maryland U.S.A. | 606 B | J.A.Long M85 | |
| Croom, Maryland U.S.A. | 660 B | J.A.Long M81C | |
| Croom, Maryland U.S.A. | 713 B | J.A.Long M85C | F.M [300] |
| Cuba | 549 B | | |
| Cuba, Habana Mangrove Swamp | 337 B | J.L.L. | |
| Cuckmere Haven, Sussex | 370 R | | Pleurosigma angulatum |
| Cul-De-Sac Bay, St.Lucia W.Indies | 398 R | M.Carrat | |
| Cuxhaven | 728 B | F.Adams | |
| Cuxhaven, Holland | 399 R | E.Leonard | Poor |
| D.S.P., Hole 214Core 38 section 3 100-102 cm | 811 B | Gamba | E.Paleocene, Diatom Ooze |
| Dale Fort, Pembrokeshire | 057 R | K.D.Kemp | Achnanthese |
| Dale Fort, Pembrokeshire | 249 R | A.Wright | Saltmarsh/sand |
| Dale Fort, Pembrokeshire | 250 R | A.Wright | Satmarsh/channels |
| Dale fort, Pembrokeshire Wales | 365 R | K.D.Kemp | |
| Dale fort, Pembroke Wales | 091 R | K.D.Kemp | Achnanthese |
| Dale fort, Pembroke Wales | 092 R | K.D.Kemp | Synedra |
| Dalmatia, Coast of Australia | 133 B | Tempere | |
| Dan Shui at, Tsin Shu Lin County of Taipai | 718 R | T.B.B.Paddock | Taiwan 1 |
| Dan Shui at, Tsin Shu Lin County of Taipai | 719 R | T.B.B.Paddock | Taiwan 3 |
| Dan Shui at, Tsin Shu Lin County of Taipai | 727 R | T.B.B.Paddock | Taiwan 1 |
| Dan Shui at, Tsin Shu Lin County of Taipai | 728 R | T.B.B.Paddock | Taiwan 3 |
| Dan Shui at, Tsin Shu Lin County of Taipai | 732 R | T.B.B.Paddock | Taiwan 2 |
| Dan Shui at, Tsin Shu Lin County of Taipai | 733 R | T.B.B.Paddock | Taiwan 4 |
| Daniels, Oamaru N.Zealand | 949 B | K.D.K\N.Charles | |
| Daniels Cormacks Oamaru, Oamaru >50 N.Zealand | 962 R | K.D.Kemp\N.CharlesF178 | |
| Daniels Cormacks, Oamaru >20 N.Zealand | 963 R | K.D.Kemp\N.CharlesF178 | |
| Daniels Cormacks, Oamaru N.Z. | 954 R | K.D.K\N.CharlesF178 | |
| Dart River, Stoke GabrielDevon | 440 B | K.D.Kemp | |
| Dartmoor, DevonshireSphagnum squeeze | 876 R | R.I.Firth752 | |
| Dartmoor, Nr WidecombeDevon | 097 R | B.Hartley1351 | > 600 |
| Dartmoor, Nr WidecombeDevon | 098 R | B.Hartley1351 | < 600 |
| Dartmoor, Nr WidecombeDevon | 099 R | B.Hartley1352 | >600 on sphagnum |
| Dartmoor, Nr WidecombeDevon | 109 R | B.Hartley 1352 | > 600 |
| Dava Moor, Shetland | 003 G | R.I.Firth397\J.R. Carter | Pinnularia britannica |
| Daya, MallorcaWet footpath | 621 R | K.D.Kemp | |
| De Kamischev, Russia | 309 B | | |
| De Redondo, California U.S.A. | 319 B | | Very good |
| Dee estuary, Station 32 | 767 B | K.D.Kemp | |
| Deep Sea Dredging, Off Orange River S.W. Africa | 274 R | | Coarse, Actinocyclus |
| Deep Sea Dredging, Off Orange River S.W. Africa | 275 R | | Fine |
| Del Dessa, Utah 150m s.of Salt Lake | 800 R | R.I.Firth92 | |
| Delaford Bog (Bay?), Cape TownS. Africa | 078 G | (BM) | |
| Delagoa Bay, Africa | 982 B | R.I.Firth148 | |
| Delagoa Bay, S.Africa | 266 B | E.J.Steer | Prawns stomach |
| Delagoa Bay, S.Africa | 798 R | R.I.Firth149 | |
| Delamere forest, Lancs | 568 B | K.D.Kemp | Stauroneis anceps |
| Demerara River | 046 B | Tempere | |
| Depot Quantermaria, Du Pontiex Puy du Dome | 230 B | H.C.Wheeler | |
| Dervaig, Mull Scotland | 768 B | K.D.Kemp | |
| Dervaig, Mull Scotland | 769 B | K.D.Kemp | |
| Des Shutes River, Oregon U.S.A. | 931 B | James Solliday | |
| Devon | 385 R | | N.subtilis |
| Diatoma hiemale var, mesodon | 519 B | | Diatoma hiemale var mesodon |
| Didymosphenia geminata, Ribble Head? | 832 R | J.Carter? 4290 | Good |
| Dilesi, Greece | 464 R | C.Zaracovitis | |
| Discovery | 574 B | | |
| Discovery | 771 B | | |
| Discovery, Dredgings | 798 B | | <600 |
| Discovery, Station 169 | 762 B | | |
| Division Hill, Oamaru (Bottom Deposit N.Z. | 756 B | | |
| Division Hill, Oamaru N.Z. | 757 B | | |
| Division Hill, Oamaru N.Z. | 758 B | | Good |
| Dolgellau, N.Wales | 103 R | B.Hartley1370 | |
| Douala, Cameroon Tropi Cal stream | 975 B | R.I.Firth570 | Neidium agonoense Foged |
| Doxford pond | 746 R | A.Peabody | |
| Drakesville, New Jersey U.S.A. | 032 R | B.Hartley 1050 | Light |
| Dredgings, Off S. Africa | 135 B | | |
| Drios, Poros Greece | 582 R | C.Zaracovitis | |
| Drios, Poros Greece | 665 R | C.Zaracovitis | Coarse |
| Drios, Poros Greece | 666 R | C.Zaracovitis | Coarse |
| Dunkirk, Maryland U.S.A. 200-300 | 984 R | R.I.Firth | |
| Dunkirk, France | 373 B | J.A.Long D4 | R.M |
| Dunkirk, Maryland U.S.A. | 688 B | J.Solliday | F.M |
| Dunkirk, Maryland U.S.A. | 880 R | B.Hartley981 | Actinoptychus heliopelta |
| Dunkirk, Maryland U.S.A. | 282 B | | Sceptroneis caducea |
| Dunkirk, Patuxent Maryland | 033 B | Chenev | |
| Dunkirk, Patuxent Maryland U.S.A. | 326 B | | Actinoptychus heliopelta |
| Dunnet Head, Scotland | 010 G | R.I.Firth 398 | |
| Durban Bay, Natal | 171 R | | From Seaweed |
| Durban Beach, Natal | 040 B | E.J.Steer | |
| East Africa | 730B | Watson | |
| East Brent, Rhyne Somerset | 342 R | K.D.Kemp | Synedra ulna |
| East Brent, Rhyne Somerset | 421 R | K.D.Kemp | |
| East Brent, Rhyne Somerset | 661 R | K.D.Kemp | |
| East Brent, Somerset | 918 B | K.D.Kemp | Cymatopleura elliptica |
| East Brent, Somerset Footpath puddle | 006 R | K.D.Kemp | Pinnularia brebissonia in footpath puddle |
| East Brent, Somerset Rhyne | 037 R | K.D.Kemp | |
| East Brent, Somerset Small puddle | 617 R | K.D.Kemp | |
| East London, South Africa | 022 G | R.I.Firth 239 | |
| Easter Island | 194 B | J.L.Palmer | From sponge |
| Easter Island, S.Pacific | 191 B | J.L.Palmer | From a sponge |
| Eck Muhl, Oran | 943 B | Tempere | |
| Econ River, Florida U.S.A. | 111 B | Barth | |
| Econlochatcha River, Florida U.S.A. | 985 R | R.I.Firth/W | R.F\W |
| Eden, Aukland N.Z. | 025 B | | |
| Eek River, Missouri U.S.A. | 193 B | Noel | |
| Effingham | 058 G | J. Field | Fine |
| Effingham, Brit Colombia | 063 G | J.Field Jnr | |
| El Golfo Beach, Lanzerote | 233 R | F.Nicholson | Fine, Orthoneis splendida |
| El Golfo Beach, Lanzerote | 234 R | F.Nicholson | Coarse, Orthoneis splendida |
| Elche de la Roche, Spain | 514 R | De Lacey | |
| Elche de la Sierra, Spain | 775 B | De Lacey | |
| Elche de la Sierra, Spain | 786 B | De Lacey | |
| Elephant Isl, British Antarctic Survey Antarctica | 524 R | | Depth 40m |
| Elephant Isl, British Antarctic Survey Antarctica | 543 R | | |
| Elephant Isl, British Antarctic Survey Antarctica | 544 R | | |
| Elephant Point, Antarctic | 218 R | | |
| Elge, Kenya | 151 R | | White Diatomite |
| Ellrick Pen, Stream | 839 R | F.I.Firth2029 | Diatomella balfouriana |
| Ely's flats, Bermuda | 442 R | J.Canne | |
| Ely's Flats, Bermuda | 678 R | J.E.Canne | 1.5 Miles out and 20 ft deep |
| Ely's flats, Bermuda Residue | 443 R | J.Canne | |
| Ely's harbour, Bermuda | 456 R | K.D.Kemp | |
| Ely's harbour, Bermuda | 501 R | K.D.Kemp | Fine |
| Ely's harbour, Bermuda | 616 R | J.Canne | Growing on insider of a bucket |
| Ely's harbour, Bermuda | 617 B | J.Canne | |
| Ely's harbour, Bermuda Residue | 494 R | K.D.Kemp | Poor |
| Ely's harbour, Buoy Bermuda | 187 R | K.D.Kemp | |
| Ely's harbour, Shallows Bermuda | 195 R | K.D.Kemp | Coarse |
| Ely's harbour, Shallows Bermuda | 196 R | K.D.Kemp | Fine |
| Erraid, Sound of Mull Scotland | 770 B | K.D.Kemp | |
| Es Cana harbour, Ibiza | 406 R | K.D.Kemp | |
| Es Cana harbour, Ibiza | 423 R | K.D.Kemp | Coarse |
| Es Cana harbour, Ibiza | 424 R | K.D.Kemp | Fine |
| Es Cana harbour, Ibiza Anchor ropes | 440 R | K.D.Kemp | |
| Es Cana harbour, Ibiza On Seaweed | 417 R | K.D.Kemp | |
| Esmeralda formation, Nevada #51 U.S.A. | 803 B | | Fossil |
| Essex, Massach. U.S.A. | 032 B | Tempere | |
| Eunotia pectinalis | 035 G | M.Samworth | |
| Everglades, Florida U.S.A. | 267 R | P.Tucker | Brackish |
| Everglades, Florida U.S.A. | 268 R | P.Tucker | Brackish |
| Evesham Abbey, Evesham | 119 B | | |
| Exmouth, Devon | 348 R | K.D.Kemp | Sand drainage |
| Fairyland Creek, Bermuda | 188 R | K.D.Kemp | |
| Faliraki, Rhodes Greece | 526 R | C.Zaracovitis | |
| Faliraki, Rhodes Greece | 527 R | C.Zaracovitis | |
| False Bay | 064 R | | |
| False Bay, S.Africa | 700 R | H.Gleave | R.M |
| False Bay, S.Africa | 807 R | E.J.Steer/R.I.Firth 17 | |
| Faro Harbour | 749 R | | Coarse |
| Faro Harbour | 755 R | | Fine |
| Fellbury, Scrapings from | 088 B | | |
| Fellbury, Scrapings from 15 Miles off Key West | 311 B | | |
| Ferry Reach, Bermuda | 199 R | J.Canne | Off Eel Grass |
| Ferry Reach, Bermuda St Goerges | 439 R | J.Canne | On Mangroves |
| Fig Tree Bay, Cyprus | 757 R | E.Urqart | |
| Fiji, [3] | 159 R | S.Chaffer | |
| Firth of Forth, Edinburgh Scotland | 441 B | K.D.Kemp | |
| Fishbourne, Mill pond | 896 R | R.I.Firth525 | |
| Fitzgerald Lake, Canada | 996 B | R.I.Firth322\Wards | |
| Flawes Creek, East Oamaru N.Z. | 761 B | | Good |
| Florence, Italy | 729 B | West | |
| Florida, U.S.A. | 052 G | S.H. Meakin | Eunotia pectinalis pure |
| Florida, Rock springs U.S.A. | 384 B | J.A.Long F25 A | Terpsinoe musica |
| Florida, U.S.A. | 899 B | R.I.Firth516 | |
| Florida, U.S.A. | 901 B | R.I.Firth517 | |
| Flushing, Holland | 038 G | Tempere/R.I.F. | |
| Fogland, West Shore | 160 B | | |
| Formignamo, Italy | 684 B | J.A.Long F12 | Coscinodiscus small F.M. |
| Fornilutz, Mallorca | 615 R | K.D.Kemp | F/W Stream |
| Fornilutz, Mallorca Stream | 270 R | K.D.Kemp | Cocconeis/Melosira |
| Forresters, Oamaru N.Z. | 272 B | K.D.Kemp | Cleaned K.D.K 7/61, Poor |
| Forresters, Oamaru N.Z. | 536 B | K.D.Kemp | |
| Forresters, Oamaru N.Z. | 388 R | | N0 90 |
| Foryd Bay, Gwynned Wales | 607 R | | |
| Fossil freshwater, Location ? Possibly U.S.A. | 090 G | Ferguson | |
| Franzen Bad, Austria | 895 R | R.I.Firth475 | Campylodiscus, Anamoneis |
| French's pond, Albany Maine U.S.A. | 096 B | Williams | |
| Frigate Bay, St.Kitts | 396 R | M.Carrat | |
| Frigel Castel, Berwickshire Wall scraping | 784 R | J.Carter | |
| Frustulia rhomboides | 619 B | J.A.Long N9 | R.F\W |
| Fuente Bermudez, Jaen Spain | 974 B | R.I.Firth137 | |
| Fuente, Be-Mittdeyan Spain | 812 R | R.I.Firth 2137 | |
| Funifuti, Tuvalu Ellice Islands | 868 R | | R.Br |
| Fur, Jutland | 042 B | West | |
| Fyve, Aberdeen Scotland | 268 B | | |
| George, Russia | 715 B | J.Solliday | F.F\W |
| Germany, Diatomite | 327 R | S.Chaffer | |
| Germany, Salt marsh | 647 R | S.Chaffer | |
| Germany, Salt pans | 648 R | S.Chaffer | |
| Giffen 165 | 637 R | | |
| Giffen 169 | 638 R | | |
| Giffen 203 | 639 R | | |
| Giffen 205 | 640 R | | |
| Giffen 372 | 641 R | | |
| Giffen 526 | 643 R | | |
| Giffen 636 | 644 R | | |
| Giffen 639 | 645 R | | |
| Giffen483 | 642 R | | |
| Glossop, Cheshire | 404 B | K.D.Kemp | Seepage on wall |
| Glossop, Nr.Viaduct Lancs | 386 B | K.D.Kemp | R.F\W |
| Glover's Wood, Charlwood Surrey AGG4 | 019 G | R.I.Firth238\Coll. A.G.Greenfield | Nitzschia tryblionella |
| Glovers Wood | 999 B | R.I.Firth228 | |
| Golden Bay, Cyprus | 750 R | E.Urqart | |
| Golden Gardens Beach, Seatle U.S.A. | 079 G | | Arachnoidiscus ehrenbergii pure |
| Golf Juan, France | 511 B | J.A.Long G19 | R.M |
| Gonfirth, Shetland | 998 R | R.I.Firth392\J.R.Carter | Pinnularia bogotensis & var undulata not yet described |
| Gorgonia spicules | 966 B | B.Darnton | Mixed colours |
| Gorpley, Bungalow springs | 014 R | J.Carter 117 | |
| Goshen Alps, Switzerland | 102 B | Tempere | |
| Goshen Alps, Switzerland | 363 B | J.A.Long G21 | R.F\W |
| Goyt Valley | 387 B | | Frustulia rhomboides |
| Goyt Valley, Lancs | 537 B | K.D.Kemp | |
| Grand Turks&Caicos | 651 R | Regas Santas 2W6C1 | |
| Grand Turks&Caicos | 652 R | Regas Santas 2W6M1 | |
| Grand Turks&Caicos | 653 R | Regas Santas 2W6H3 | |
| Grand Turks&Caicos | 654 R | Regas Santas 2W6P3 | |
| Grand Union Canal, Uxbridge Towpath | 024 R | K.D.Kemp | |
| Grange over Sands | 147 R | K.D.Kemp | Moss Squeeze |
| Grange over Sands | 451 R | B.Hartley 1770 | |
| Grange over Sands | 455 R | B.Hartley 1769 | |
| Grant, New York U.S.A. | 082 B | | |
| Grant, New York U.S.A. | 494 B | J.A.Long N61 | |
| Grant, New York U.S.A. F.F\W | 986 B | R.I.Firth347 | |
| Great Barrier Reef, Australia | 158 B | | |
| Great Salt pond, Rhode Island From rocks | 317 R | H.C.Wheeler | Surirella striatula, Pleurosigma elongatum, Nitzschia s Calaris |
| Great sound, Bermuda Plankton | 133 R | J.Canne | |
| Great sound, Bermuda Plankton haul | 181 R | J.Canne | |
| Greenaway Beach, Damar Bay Cornwall | 087 G | K.D.Kemp | Stream & High tide interface |
| Grizebeck, Westmorland | 743 B | K.D.Kemp | Stauroneis phoenicenteron |
| Grotto Girgente, Sicily | 067 B | [926] | |
| Grotto Girgente, Sicily | 288 B | ? G27 | |
| Grotto Girgente, Sicily | 512 B | J.A.Long G5 | F.M |
| Guano, Location? | 865 R | S.Chaffer | Cleaned by K.D.K 29/12/93 |
| Gulf of Mexico, Recent marine? | 708 B | J.A.Long M35 | Coscinodiscus. |
| Gulf of Naples | 345 B | J.A.Long N41 | R.M |
| Gulf of Naples | 453 B | J.A.Long N40 | R.M |
| Gulf of Volo, Greece | 425 R | | |
| Gunnamta Bay, Australia | 907 R | R.I.Firth | |
| Gunnamutta Bay, Recent Marine Australia | 972 B | R.I.Firth22 | |
| Gyrosigma balticum | 522 B | | Gyrosigma balticum |
| Haijad, (MT6b)(14a) | 782 R | | |
| Hakodate, Japan | 005 Y | S.H.Meakin 999 | |
| Hakodate, Japan | 304 R | S.Chaffer | |
| Hakodate, Japan | 831 B | B.Hartley2016 | Pinnunavis elegans, Nitzschia sigmoidea, Caloneis amphisboena |
| Hakodate, Japan No1 | 261 B | West | |
| Hakodati, Japan[2] | 734 B | | |
| Halbrook, Arizona U.S.A. | 914 B | J.Solliday | |
| Haliotis washings, California U.S.A. | 346 B | J.A.Long H3 | R.M |
| Haliotis washings, California U.S.A. | 366 B | J.A.Long H2 | R.M |
| Halk Bay, C.Colony | 710 B | J.A.Long H1 | Climacosphenia, R.M |
| Harlech Castle, Wales | 055 R | K.D.Kemp | |
| Harrington Sound, Bermuda | 200 R | O.Rogers | Coarse |
| Harrington Sound, Bermuda | 201 R | O.Rogers | Fine |
| Harrington Sound, Bermuda | 400 R | O.Rogers | Coarse |
| Harrington Sound, Bermuda Sediment | 389 R | O.Rogers | |
| Hatfield College, Boat house | 744 R | A.Peabody | |
| Havre de Bronage | 765 R | A.Peabody | Coarse |
| Havre, France | 362 B | J.A.Long H25 | Hantzschia marina, R.M |
| Hawai | 906 R | R.I.Firth15 | R.M |
| Hawaii 10 | 710 R | T.B.B.Paddock | |
| Hawaii 12 | 722 R | T.B.B.Paddock | |
| Hawaii 15 | 707 R | T.B.B.Paddock | |
| Hawaii 15 | 715 R | T.B.B.Paddock | |
| Hawaii 17 | 717 R | T.B.B.Paddock | |
| Hawaii 2 | 702 R | T.B.B.Paddock | |
| Hawaii 5 | 705 R | T.B.B.Paddock | |
| Hawaii 8 | 708 R | T.B.B.Paddock | |
| Hawaii 9 | 709 R | T.B.B.Paddock | |
| Hawaii, Pauwella | 356 B | J.A.Long H4 A | Aulacodiscus orientalis |
| Hawaii, Pauwelli | 709 B | J.A.Long H4B | R.M |
| Haywood Bay, Speightown Barbados [1] | 773 R | | Fine |
| Haywood Bay, Speightown Barbados [1] | 774 R | | Coarse |
| Haywood Bay, Speightown Barbados [2] | 775 R | | |
| Haywood Bay, Speightown Barbados [2] | 776 R | | Sample 2 |
| Hell's Kettle, Croft Durham Yorks | 065 R | K.D.Kemp | |
| Hell's Kettle, Croft Durham Yorks | 066 R | K.D.Kemp | |
| Hell's Kettle, Croft Durham Yorks | 067 R | K.D.Kemp | |
| Hell's Kettles, Croft Darlington | 958 B | B.Hartley1246 | |
| Hell's Kettles, Croft N.Yorkshire | 068 R | K.D.Kemp | Amphipleura pellucida |
| Hells Kettle's, Darlington Yorks | 556 B | | |
| Herendeen Bay, Alaska fine | Cape Cross | 968 R | |
| Herkimer, New York U.S.A. | 533 B | Latham | |
| Herkimer, New York U.S.A. | 357 B | J.A.Long H12 | F.F\W |
| Hermondwike, Clark's Hill | 017 B | | |
| Heron Bay, Bermuda | 184 R | K.D.Kemp | |
| Herrendeen Bay, Alaska | 991 R | John Field Jnr | Coarse |
| Hert Zwin, Holland | 598 R | B.Hartley 2138 | Actinocyclus roperii |
| Hicklin Broad | 276 R | S.Chaffer | |
| High Hill, Rhode Island U.S.A. | 042 G | R.I.F. | |
| High Street, Los Angeles U.S.A. | 008 B | | |
| Hog Harbour, New Hebrides | 349 B | J.A.Long H35 | Heavy, R.M |
| Holland | 461 B | J.A.Long H14 | F\W poor, Aulacosira, Stephanodiscus |
| Holland | 495 R | P.Haupt | Navicula delognei |
| Holothuria plates | 960 B | B.Darnton | |
| Holothurian plates | 967 B | B.Darnton | |
| Holywell pond, S.Lincs | 382 B | J.A.Long H23 | R.F\W |
| Home Pierce Co | 229 B | Kendall | R.M |
| Honeymoon Island, Tampa Bay U.S.A. | 752 R | R.Turrell | V.Fine |
| Honeymoon Island, Tampa Bay U.S.A. | 753 R | R.Turrell | Fine |
| Honeymoon Island, Tampa Bay U.S.A. | 754 R | R.Turrell | Coarse |
| Honeymoon Island, Tampa Bay Florida U.S.A. | 239 R | R.Turrell | |
| Honeymoon Island, Tampa Bay Florida U.S.A. | 240 R | R.Turrell | Fine |
| Honeymoon Island, Tampa Bay Florida U.S.A. | 242 R | R.Turrell | |
| Honeymoon Island, Tampa Bay Florida U.S.A. | 243 R | R.Turrell | Coarse |
| Honeymoon Island, Tampa Bay Florida U.S.A. | 244 R | R.Turrell | Coarse |
| Hong Kong | 454 R | | |
| Hong Kong | 457 R | | |
| Hong Kong Harbour, Hong Kong | 062 R | M.Chiu | |
| Hong Kong Harbour, Hong Kong | 765 B | M.Chiu | |
| Hong Kong Harbour, Hong Kong | 766 B | M.Chiu | Eupodiscus commutatus |
| Hong Kong Harbour, PlanktonHong Kong | 940 B | M.Chiu | |
| Hoofplaat, E.of Breskens Westerscheldt | Holland | 901 R | 00/03/93, Triceratium favus, Actinptychus vulgaris, Aulacodiscus argus. |
| Hoofplaat, E.of Breskens Westerscheldt | Holland | 902 R | 00/03/93, Triceratium favus, Actinptychus vulgaris, Aulacodiscus argus. |
| Hopkinton, New Hampshire U.S.A. | 289 R | S.Chaffer | |
| Howroyd Clough | 101 R | B.Hartley59 | >600 |
| Howroyd Clough | 102 R | B.Hartley59 | <600 |
| Howroyd Clough, Yorks | 118 R | B.Hartley 60 | |
| Howroyd Clough, Yorks | 119 R | B.Hartley 113 | |
| Howroyd Clough, Yorks Brown film on wet rocks | 120 R | B.Hartley 112 | |
| Hudson river, New York U.S.A. | 741 B | | |
| Hungary | 711 B | J.A.Long H36? | |
| Hutzel, Saxony | 305 B | | |
| Hutzel, Saxony | 365 B | J.A.Long H18 | F.F\W |
| Ibiza | 496 R | | |
| Icheboe Guano | 470 B | J.A.Long I2 | F.M |
| Ifield Mill, Surrey | 997 B | R.I.F628\A.G.Greenfield | Cymbella prostrata |
| Ignatievo, Bulgaria F.M | 984 B | N.CharlesF259\G.Whitte | |
| Inaccessible Islands, 150 cms | 214 R | J.Carter | Cyclotella striata |
| Indian Ocean, 3115 Metres | 912 R | R.I.Firth | |
| Indian Ocean, Ex V.P135+400TW-86-05D Eocene | 539 R | | |
| Indian Ocean, VP-135+40010o25S 63o15E | 925 B | | Depth 3163M Eocene |
| Ingram Island, Barrier Reef Australia | 580 R | E.Shelton | |
| Ingram Island, Barrier Reef Australia | 588 R | E.Shelton | |
| Inza, Russia | 840 B | B.Hartley2014 | Triceratium |
| Inza, Russia | 809 R | R.I.Firth35 | |
| Inza, RussiaF.M | 873 B | B.Hartley 2590 | F.M |
| Isenski, Russia | 172 B | | |
| Isenski, Russia[1] | 074 B | | |
| Isenski, Russia[1] | 800 B | | F.M |
| Isenski, Russia[2] | 276 B | | |
| Isenski, Russia F.M. | 815 B | S.Chaffer | Triceratium nobilis |
| Isthmia nervosa | 771 R | J.Solliday | |
| Isthmia nervosa, Califonia U.S.A. | 527 B | Barth | |
| Italy | 239 B | | |
| Izsopallago Serges, Hungary | 463 B | J.A.Long I4 | F.M |
| Jacksons Paddock, Oamaru N.Z. | 813 B | Mr.Warwick | |
| Jacksons Paddock, Oamaru N.Z. | 816 B | Mr.Warwick/S.Chaffer | Anthodiscus floreatus, Biddulphia, Auliscus |
| Jacksons Paddock, Oamaru N.Z. | 837 B | B.Hartley2024 | |
| Jacksons Paddock, Oamaru N.Zealand | 109 B | Chenev | |
| Jacksons Paddock, Oamaru N.Zealand | 869 B | J.Solliday | |
| Jacksons Paddock, Oamaru N.Zealand | 930 B | Ex Watson Museum Jar | Near Base |
| Jacksons, Oamaru N.Z. | 959 R | K.D.K\N.C.F248 | 100 Ft. North of |
| Jaen, Spain | 472 B | J.A.Long J3 | F.m |
| Jaffina, Ceylon | 673 R | S.Chaffer | |
| Japan No4 | 752 B | Dr. Makamura | |
| Japan No4 | 867 B | Dr. Makamura | |
| Japan, [2]Coarse | 820 B | Dr. Makamura | Cymbella, Aulacosira, Diploneis |
| Japan, [2]Fine | 821 B | Dr. Makamura | Diploneis, Aulacosira |
| Japan, [3] | 442 B | Dr. Makamura | |
| Japan, [4]Ex. S. Chaffer. | 844 B | Dr. Makamura | Stephanodiscus niagaraea |
| Java | 030 B | Swatman AY12 | |
| Java | 118 B | A.P.4 | |
| Java | 156 B | Dr. Reinholz | |
| Java | 369 B | J.A.Long J8 | R.M |
| Java | 377 B | J.A.Long J8 | R.M |
| Java | 378 B | J.A.Long J8 | R.M |
| Java | 639 B | | |
| Java | 679 B | | R.M |
| Java, AP.1 | 375 B | J.A.Long J8 | F.M |
| Java, Radiolaria | 832 B | B.Hartley2018 | |
| Jeremie, Hayti | 898 B | B.M.N.H | F.M |
| Jewel, Maryland U.S.A. | 085 G | J.F.B. | |
| Jewel, Maryland | 368 B | J.A.Long M80 D | |
| Jewel, Maryland | 430 R | B.Hartley 1733 | |
| Jewel, Maryland U.S.A. | 652 B | | |
| Jewel, Maryland U.S.A. | 718 B | J.A.Long M80B | [150] |
| Jewel, Maryland U.S.A. | 283 B | J.A.Long M80 C | [200] |
| Jewel, Maryland U.S.A. | 376 B | J.A.Long M80 F | |
| Joes River, Barbados | 897 B | B.Hartley 1981 | F.M |
| Joe's River, Barbados | 021 B | | |
| Joe's River, Barbados | 172 R | | |
| Joe's River, Barbados | 173 R | | |
| Joe's River, Barbados | 805 B | S.Chaffer | Cleaned K.D.K 10/1/89 |
| Joe's River, Barbados | 879 B | R.I.Firth | |
| Joe's River, Barbados Roadside | 863 B | F.Adams | |
| Joes River, Barbados Roadside | 862 B | Adams | Fine |
| Joes River, Barbados Roadside | 870 B | Adams | |
| Jonesport, Maine U.S.A. | 041 B | Tempere | |
| Jonesport, Maine U.S.A. | 654 B | J.A.Long J4 | F.F\W |
| Juncacea, Alaska R.M | 880 B | Ex Weiss | R.M |
| Juncau, Alaska | 939 B | Wards Nat. Science | |
| Jutland | 270 B | R.P. | |
| Jutland | 292 B | | |
| Jutland | 653 B | J.A.Long J7 | F.M |
| Jutland, F.M. | 025 G | R.I.F. | Ex Wards |
| Kahala Beach, Hawaii 6 | 706 R | T.B.B.Paddock | |
| Kaitangata, N.Z. | 320 R | S.Chaffer | |
| Kajkorai [16], Dunedin N.Z. | 321 R | | |
| Kamischev, Russia | 928 R | | Good |
| Kamischev, Russia | 003 B | | Picked 1938 |
| Kamischev, Russia | 207 R | B.Hartley | |
| Kamischev, Russia | 397 B | | Light |
| Kamischev, Russia | 398 B | | Good |
| Kamischev, Russia | 400 B | | |
| Kamischev, Russia | 401 B | | |
| Kamischev, Russia | 589 B | J.A.Long K37 | F.M |
| Kamischev, Russia | 714 B | J.Solliday | F.M |
| Kamischev, Russia | 790 B | B.Hartley2011 | |
| Kamischev, Russia | 806 B | | |
| Kamischev, Russia[1] | 437 B | | |
| Kamischev, Russia[2] | 399 B | | |
| Kamischev, Russia[2] | 402 B | | |
| Kamischev, Russia Ex Cheneviere | 835 B | Cheneviere/B.Hartley2010 | Triceratium |
| Kamo, Whangaru N.Z. | 350 B | J.A.Long K18 | F.F\W |
| Karand, Hungary | 622 B | J.A.Long K4 | F.M |
| Kawaikui Beach, Hawaii | 704 R | T.B.B.Paddock | |
| Kawaikui Beach, Hawaii [1] | 701 R | T.B.B.Paddock | |
| Kawaikui Beach, Hawaii 3 | 703 R | T.B.B.Paddock | |
| Kchanta Haut, Oran | 658 B | J.A.Long K34 | R.M |
| Kchanta-Haut, Oran Algeria | 044 B | Chenev | |
| Keen, New Hampshire U.S.A. | 934 B | J.Solliday | Needs more cleaning |
| Kekko, Hungary | 673 B | J.A.Long K3 | F.M |
| Kenai Peninsula, Ex R.B.McLaughlin/R.I.F | 521 B | B.Hartley 2419 | Stephanodiscus niagarea |
| Kentmere Diatomite, Cumberland | 950 B | K.D.Kemp | |
| Kentmere Diatomite, Westmorland | 577 B | K.D.Kemp | Fine |
| Kentmere Diatomite, Westmorland | 618 B | K.D.Kemp | Coarse |
| Kentmere large, Westmorland | 300 B | | Coarse |
| Kentmere Medium, Westmorland | 273 B | | |
| Kentmere, Cumbria | 838 R | B.Hartley2697 | F.F\W |
| Kentmere, Diatomite Westmorland | 392 B | K.D.Kemp | |
| Kentmere, Westmoreland | 068 B | | |
| Kenya | 833 R | R.I.Firth173\Latham | |
| Kerguelen | 450 B | J.A.Long K | R.M |
| Kerguelen Isl | 919 R | R.I.Firth54 Q.M.C | |
| Kerguelen Island | 199 B | Wheeler | |
| Kerguelen Island | 821 R | R.I.Firth19 | |
| Kerguelen Island, From Corallines | 308 R | S.Chaffer | Fine |
| Kerguelen Island, From Corallines | 309 R | S.Chaffer | Coarse |
| Kerguelen Islands | 921 R | R.I.Firth54 Q.M.C | Marine |
| Kerguelen Islands | 922 R | R.I.Firth51 Q.M.C | Marine |
| Kerguelen Land, [2] | 201 B | Wheeler | |
| Key Largo, Florida U.S.A. | 905 R | R.I.Firth64 | |
| Kings Norton, Warwickshire | 555 B | H.Dailada | |
| Kingsland, N.Z. | 418 B | J.A.Long N23 | |
| Kisstib, Caucasus | 674 B | J.A.Long K8 | R.F\W |
| Kisstib, Caucasus Sub fossil F\W | 983 B | R.I.Firth448 | |
| Klamath Falls, Highway 97 Oregon U.S.A. | 033 G | S.Rachootin | |
| Klamath Falls, Old Fort Rd Oregon U.S.A. | 054 G | S.Nagy | |
| Klamath Falls, Oregon Site4 U.S.A. | 053 G | S.Nagy | |
| Klamath Falls, Oregon | 432 B | B.Hartley 1724 | <600 Choir mouth |
| Klamath Falls, Oregon U.S.A. | 676 B | | R.F\W |
| Klamath Falls, Oregon U.S.A. | 844 R | R.I.Firth45 | |
| Klamath, Oregon U.S.A. | 371 B | J.A.Long K35 | R.F\W |
| Kobe, Japan | 443 B | J.A.Long K26 | R.M |
| Koggik, Hungary | 347 B | J.A.Long K17 | F.M |
| Komandorsky Island, Upper Oligocene Bering Island | 849 B | | Sample No 18/86 |
| Komandorsky Island, Upper Oligocene Bering Island | 850 B | | Sample No 7/86 K |
| Komandorsky Island, Upper Oligocene Bering Island | 851 B | | Sample No 7/86 K, Kamonskay formation |
| Komandorsky Island, Upper Oligocene Bering Island | 852 B | | Sample No 7/86 K, NS8/86a |
| Kopecz, Hungary | 313 R | Tempere | Ex S.Chaffer |
| Kopecz, Hungary | 516 B | J.A.Long K31 | F.F\W |
| Kraik, Rox Scotland | 899 R | J.Carter 4945 | Nitzschia palea |
| Kreyenhagen Shale, U.S.A. | 372 B | J.A.Long K2 B | |
| Kreyenhagen Shale, U.S.A. | 642 B | | |
| Kreyenhagen Shale, Calif. U.S.A. | 249 B | | |
| Kreyenhagen Shale, Laguna Seca Merced Co CAS Loc 40391 | 004 R | | Eocene |
| Kreyenhagen Shale, U.S.A. | 125 B | | |
| Kreyenhagen Shale, U.S.A. | 643 B | | |
| Ku Jun Se, Ghana | 054 R | | F.M |
| Ku Jun Se, Ghana | 096 R | | Fine |
| Kusnetz, Russia | 736 B | | |
| L984 86080403 | 061 G | | |
| La Brae, Trinidad[179] | 014 B | | |
| Lac De Zway, Theposa | 942 B | Tempere | |
| Lagoon pond, Bermuda Island | 186 R | K.D.Kemp | |
| Lake Baikal, Russia | 312 R | R.Flower | Sediment |
| Lake Coila, N.S.W | 745 B | | |
| Lake Elmenteite, Kenya | 515 R | A.C.G.Best | Pleistocene |
| Lake Forest pier, Michigan U.S.A. | 370 B | J.A.Long L41 | R.F\W |
| Lake Mintona, Minnesota U.S.A. | 275 B | Barth | |
| Lake Pupuke, Takapuma N.Z. | 087 B | | [1938] |
| Lake Pupuke, Takapuma N.Z. [2] | 217 B | | |
| Lake Sarnen, Switzerland | 477 B | J.A.Long S31 | R.F\W |
| Lake Utah | 260 R | | |
| Lake Vermilion, Big Bay Minnesota U.S.A. | 071 G | Dr. John Kingston | |
| Lake Vermilion, Pike Bay Minnesota U.S.A. | 070 G | Dr. John Kingston | Amphiprora ornata |
| Lake Vermilion, Pike Bay Minnesota U.S.A. | 070 G | Dr. John Kingston | |
| Lakeside, Windermere Cumbria | 935 R | K.D.Kemp | Moss squeeze, Pinnularia borealis, Navicula mutica va cohnii |
| Las Salinas [2], Ibiza | 415 R | K.D.Kemp | |
| Las Salinas [3], Ibiza | 408 R | K.D.Kemp | [1] |
| Las Salinas [3], Ibiza Algae on roots | 420 R | K.D.Kemp | |
| Las Salinas [4], Ibiza | 416 R | K.D.Kemp | Coarse |
| Las Salinas [5], Ibiza | 414 R | K.D.Kemp | |
| Las Salinas, Ibiza | 405 R | K.D.Kemp | [1] |
| Las Salinas, Mallorca Sediment tanks | 089 R | K.D.Kemp | N.obtusa, M brebissonii |
| Las Salinas[2], Mallorca Sediment tanks | 005 R | K.D.Kemp | N.obtusa, M.brebissonii |
| Laskos, Greece | 482 R | | |
| Latchi, Cyprus | 729 R | E.Urqart | |
| Lauenberg | 597 B | J.A.Long L12 | |
| Lawkland, Roadside ditch Nr.Austwick | 030 R | B.Hartley 1133 | |
| Lawrence, Maryland U.S.A. | 417 B | J.A.Long L42 | |
| Le Gard | 060 B | | Heavy |
| Le Gard | 187 B | Cheneviere | |
| Le Gard, [1] | 150 B | | |
| Le Gard, [1] | 299 B | | |
| Le Gard, [2] | 320 B | | Heavy |
| Le Zwyn, Belgium | 449 B | J.A.Long Z | R.M |
| Leatis Isl., Conn U.S.A. | 062 B | P.Kindall | Pleurosigma terryanum |
| Leatis Island, Conn U.S.A. | 686 B | | R.M |
| Leatis Island, Conn. U.S.A. | 385 B | Ex Adams | |
| Leete's Island, Conn. U.S.A. | 986 R | R.I.Firth\Wards | (Terry deposit No2 |
| Les Queyrades, France | 723 B | J.A.Long Q | F.F\W |
| Levant | 587 B | J.A.Long L16 | Auliscus sculptus, Auliscus sp |
| Levant | 796 R | J.T.Norman | As 587 R |
| Lewis Islands | 056 G | Doig\Meakin | Looks like Loch Cuither material |
| Licita, Italy | 685 B | J.A.Long L7 | Coscinodiscus, F.M |
| Lignites, Sendai Japan | 351 B | J.A.Long L25 | F.F\W |
| Lily Lake, Bedford N.Scotia | 344 B | J.A.Long L19 | R.F/W |
| Limburg (Linbourg), Austria | 582 B | J.A.Long L6 | F.M |
| Little Comberton, Pond | 742 R | A.Peabody | |
| Littordale, Yorks | 075 R | B.Hartley1373 | |
| Llandanwg, N.Wales | 070 R | B.Hartley 1013 | |
| Llandanwg, N.Wales | 362 R | K.D.Kemp | |
| Llandanwg, N.Wales | 919 B | K.D.Kemp | Trachyneis aspera |
| Llandanwg, N.Wales Beach | 016 R | B.Hartley 1036 | Short seaweed on beach |
| Llandanwg, N.Wales Middle shore | 069 R | K.D.Kemp | |
| Llandanwg, N.Wales On Red Algae | 486 R | B.Hartley 481 | >600 |
| Llandanwg, N.Wales On Sandy Beach | 056 R | K.D.Kemp | Trachyneis clepsydra |
| Lluc Mountain pass, Mallorca Stream | 251 R | K.D.Kemp | Amphipleura pellucida on Batrachospermum, On Batrachospermum |
| Llyn Arenig Bach, Wales | 245 B | Tempere | |
| Loch Cuither, Skye Scotland | 813 R | B.Hartley2698 | Epithemia, Diatoma hiemale |
| Loch Cuither, Skye Scotland | 028 R | B.Hartley | |
| Loch Cuither, Skye Scotland | 578 R | K.D.Kemp | |
| Loch Eye, Cromarty Scotland | 574 R | J.Carter | |
| Loch Kinnord, Aberdeenshire Scotland | 884 B | R.I.Firth38 | Fine |
| Loch Leven, Scotland | 889 R | R.I.Firth470 | Eunotia |
| Loch Leven, Scotland Stream entry | 608 R | J.Carter4297 | |
| Loch Lomond, Scotland | 301 R | S.Chaffer | |
| Loch Loxford, Shore of | 770 R | J.Carter | |
| Loch Na Cuilc, Lewis Scotland | 111 R | B.Hartley | Yellow spoil heap |
| Loch Na Cuilc, Lewis Scotland | 444 R | B.Harley 304 D | Heavy |
| Loch Na Cuilc, Lewis Scotland | 445 R | B.Hartley 304 D | Frustulia rhomboides |
| Loch Na Cuilc, Lewis Scotland | 446 R | B.Hartley 304 D | |
| Loch Na Cuilc, Lewis Scotland | 479 R | B.Hartley 304 D | Medium |
| Loch Na Cuilc, Lewis Scotland | 500 R | B.Hartley | PINNULARIA DACTYLUS |
| Loch Na Cuilc, Lewis Scotland | 814 R | B.Hartley2703 | Not good |
| Loch Narroch, Merrick Scotland | 785 B | J.Carter | Acid Lake |
| Lompoc, California U.S.A. | 064 B | | |
| Lompoc, California U.S.A. | 255 B | | |
| Lompoc, California U.S.A. | 289 B | | |
| Lompoc, California U.S.A. | 532 B | K.D.Kemp | Cleaned by K.D.K |
| Lompoc, California U.S.A. | 543 B | K.D.Kemp | |
| Lompoc, California U.S.A. | 544 B | K.D.Kemp | |
| Lompoc, California U.S.A. | 648 B | | |
| Lompoc, California U.S.A. | 649 B | | |
| Lompoc, California U.S.A. | 650 B | | |
| Lompoc, California U.S.A. | 945 R | R.I.Firth 136 | |
| Lompoc, California U.S.A. | 423 B | J.A.Long L39 | F.M |
| Londonderry, N.Ireland | 838 B | Ex S.Chaffer | Fine |
| Londonderry, N.Ireland | 839 B | Ex S.Chaffer | Coarse |
| Londonderry, R.P | 278 B | | |
| Long Island Cold springs, N.York U.S.A. | 343 B | J.A.Long L21 | |
| Longleat lake, Longleat Devon | 088 R | K.D.Kemp | |
| Los Angeles, California U.S.A. F.M.I doubt it! | 638 B | J.A.Long L28 | Navicula maculata, Nitzschia s Calaris, Plagiotropis. |
| Lost Springs Ranch, California U.S.A. | 452 B | J.A.Long L32 | F.F/W |
| Lost Springs Ranch, California U.S.A. F.F/W | 682 B | | Eunotia formica, Stauroneis, Pinnularia major, Cymbella |
| Lough Neagh, N.Ireland | 071 R | | |
| Low Island, Barrier Reef Australia | 564 R | E.Shelton | |
| Low Island, Barrier Reef Australia | 565 R | E.Shelton | |
| Low Island, Barrier Reef Australia | 566 R | E.Shelton | |
| Low Island, Barrier Reef Australia | 570 R | | |
| Lüdenscheid, Fishteich Germany | 993 R | Nötzel | Pinnularia |
| Luneberg, Hanover Germany | 007 B | West | |
| Luneberger Heidi, Germany [2] | 148 R | S.Chaffer | |
| Luton Sewage Works, Luton Outfall sill | 789 R | B.Hartley475 | Navicula mutica |
| Lyle Bay, N.Z. | 614 B | J.A.Long L17 | |
| Lyme Regis, Devon | 084 R | K.D.Kemp | Footpath puddle |
| Lyme Regis, Devon | 146 R | K.D.Kemp | Footpath puddle |
| Lyons Creek Road, Maryland U.S.A. | 073 G | J.J.G. | |
| Lyons Creek, Maryland U.S.A. | 108 B | Williams | |
| Lyons Creek, Maryland U.S.A. | 613 B | J.A.Long L20 | F.M |
| Lyons Creek, Maryland U.S.A. | 883 R | B.Hartley1337 | Actinoptychus heliopelta |
| Lyons Farm, New Jersey U.S.A. | 338 B | J.A.Long L27 | F.F\W |
| Macdonald Islands | 791 R | Tempere | |
| Macintosh Lake, Nova Scotia Canada | 887 B | | Pinnularia, Surirella, Epithemia |
| Magens Bay, St.Thomas W.Indies | 397 R | M.Carrat | |
| Magyar Kermany, Hungary | 348 B | J.A.Long M33 | |
| Main Bluff, Batley Kaipara harbour Aukland N.Z. | 294 B | | |
| Majave, U.S Diatom Mine California U.S.A. | 912 B | J.Solliday | |
| Malaca Straits | 705 B | J.A.Long M17 | R.M |
| Malaga Cove, California U.S.A. | 824 R | Brigger | Heavy |
| Malham Tarn shore, West Boat House | 060 G | M.Samworth | |
| Malham Tarn, Preston Montford | 085 R | K.D.Kemp | |
| Malta | 374 B | J.A.Long M25 | R.M |
| Mandaino, Italy | 669 B | | F.M |
| Manila 2 | 790 R | | |
| Manila Harbour, Philippines | 911 R | R.I.Firth16 | |
| Manila Harbour, Philippines | 924 R | R.I.Firth38 | Poor |
| Manilla Harbour | 009 G | R.I.Firth16 | |
| Manilla Harbour, Philippines | 113 R | | |
| Marais Salant, [1] | 758 R | A.Peabody | Fine |
| Marais Salant, [1] | 759 R | A.Peabody | Coarse |
| Marais Salant, France | 595 R | A.Peabody | |
| Marathon, Greece | 649 R | C.Zaracovitis | |
| Maria Madre Isl, Coast of Mexico | 816 R | J.Solliday | Ex G.D.Hanna/K.Jordan |
| Maria Madre Isl., Mexico | 881 B | Small | V.Good, Auliscus, Navicula(lyrates) Diploneis, Actinptychus. |
| Marine mixed | 780 R | B.Hartley | |
| Marine, Off mooring ropes | 826 R | B.Hartley 26667 | Biddulphia aurita, good |
| Mark Moor [4], Mark Moor Somerset | 354 R | B.Hartley 1674 | Verti Cal face of peat |
| Mark Moor ditch [1], Mark Moor Somerset | 343 R | B.Hartley 1671 | |
| Mark Moor ditch[1], Mark Moor Somerset | 368 R | B.Hartley 1671 | |
| Mark Moor rain sump, Mark Moor [3] Somerset | 355 R | B.Hartley 1673 | |
| Mark Moor Rhyne, Mark Moor Somerset | 356 R | B.Hartley 1676 | >600 |
| Mark Moor Rhyne, Mark Moor Somerset | 357 R | K.D.Kemp | Surface scum |
| Mark Moor Rhyne[7], Mark Moor Somerset | 351 R | B.Hartley 1677 | |
| Marlborough, N.Z. | 302 R | S.Chaffer | |
| Marmorito, Italy | 706 B | J.A.Long M12 | F.M |
| Maryland, U.S.A. | 637 B | | |
| Maryland, U.S.A. | 009 B | | #9.300 |
| Maryland, U.S.A. | 581 B | J.A.Long M11A | |
| Maryland, U.S.A. | 665 B | J.A.Long M11C | 200 Mesh |
| Maryland, U.S.A. | 668 B | J.A.Long M11D | 300 Mesh |
| Maryland, U.S.A. | 703 B | J.A.Long M11E | F.M |
| Massouri Beach, Kalymnos | 584 R | | |
| Matabungkay Beach, Lian Batangas Philippines | 622 R | H.Arber | Fine |
| Matabungkay Beach, Lian Batangas Philippines | 623 R | H.Arber | Medium |
| Matabungkay Beach, Lian Batangas Philippines | 624 R | H.Arber | Coarse |
| Matabunkay Beach, Philippines | 258 R | H.Arber | Fine |
| Matabunkay Beach, Philippines | 259 R | H.Arber | |
| Matabunkay Beach, Philippines | 760 R | H.Arber | |
| Matabunkay Beach, Philippines Lian Batangas | 843 R | H.Arber | Batch2 |
| Mauritius | 672 B | J.A.Long M42 | R.M |
| Mautius? | 857 R | | |
| Mavos, Oamaru N.Z. | 747 B | | |
| Max Mills, Banwell Somerset | 028 G | K.D.Kemp | In the steps of Pooley |
| Mc.Murdo sound, Antarctica | 550 R | P.Haupt | |
| McArthur, Burney Falls Memorial Park | 092 G | | |
| McMurdo Sound, Bottom Dredge | 799 R | R.I.Firth225a | |
| Mediterranean Sea | 447 B | J.A.Long M26 | R.M |
| Mediterranean Sea | 585 B | J.A.Long M26 | R.M |
| Mejillones, Bolivia | 840 R | R.I.Firth134 | <300 |
| Melange | 579 B | J.A.Long 78 | |
| Melange, A.B.I.F.N3TI | 155 B | | |
| Melosira arenaria | 168 R | J.Carter | |
| Melosira nummuloides, Rhabdonema minuta | 872 B | | R.M |
| Melosira, Plankton | 231 R | | F/W |
| Meudon, France | 725 B | J.A.Long H5 | Recent freshwater, Hantzschia amphioxus |
| Mexico | 902 B | R.I.Firth528 | Cymbella |
| Mexilloneis, Bolivia | 874 R | Brit.Museum | |
| Mexilloneis, BoliviaF.M. | 882 B | J.A.Long M2/B.Hartley | Coscinodiscus, Navicula spectabilis.Cestodiscus |
| Mexilloneis, Guano | 875 B | Ex S.H.M | |
| Midshiels, Rox Scotland | 378 R | J.Carter4089 | |
| Milford, Delaware U.S.A. | 946 R | R.I.Firth 409 | |
| Milford Haven | 219 B | | |
| Mill Creek, Bermuda | 392 R | K.D.Kemp | |
| Mill Crest, Oyster Bay | 605 B | | |
| Miltona, Minn. U.S.A. | 646 B | J.A.Long M14 | |
| Mirimar, Chinamans gardens | 612 B | | |
| Mirimar, Chinamans Gardens Wellington | N.Z. | 479 B | |
| Miyaki-Ken, Japan | 867 R | R.I.Firth 540 | Stephanodiscus niagaraea good, F.F\W |
| Mobile, Alabama U.S.A. | 704 B | J.A.Long M | R.Br |
| Mochras, N.Wales | 202 R | B.Hartley | |
| Mochras, N.Wales | 265 R | K.D.Kemp | |
| Modeno, Italy | 340 B | J.A.Long M20 | F.F\W |
| Moiris Co., Connecticut U.S.A. | 415 B | J.A.Long M16 | |
| Moisac, France | 425 B | J.A.Long M68 | R.F\W |
| Molibu Range Ranch, Calififornia U.S.A. | 364 B | J.A.Long M34 | |
| Molins Bay, Cala San Vicente Mallorca | 787 R | K.D.Kemp | Navicula palpebralis, On Sandy beach |
| Molins Beach, Cala San Vicente Mallorca | 042 R | K.D.Kemp | |
| Moliro, Tanganyka | 977 R | R.I.Firth192 | Fine |
| Monach, LewesOuter Hebrides | 341 B | J.A.Long M41 | F.F\W |
| Monach, Outer Hebrides | 334 B | | |
| Monaco | 110 B | Chenev | |
| Monaco, France | 615 B | J.A.Long M8 | R.M |
| Monkshead, Skye Scotland | 358 B | J.A.Long M1 | F.F\W |
| Monte Amiato, Italy | 115 B | West | |
| Monte Fecha | 197 B | F.Adams | |
| Monterey, California U.S.A. | 427 B | J.A.Long M59 | |
| Montgomery, Alabama U.S.A. | 012 B | West | |
| Montgomery, Alabama U.S.A. | 687 B | J.A.Long M29 | Fine F.F\W |
| Montsinery, French Guyana | 616 B | G.D.Brown | |
| Moreno Shale No4, California U.S.A. | 945 B | J.Smith | |
| Moreno Shale, California U.S.A. | 047 B | J.A.Long M44 [3] | |
| Moreno shale, California U.S.A. | 635 B | | |
| Morgan Island, Bermuda Surface plankton | 386 R | | |
| Morlands, Jutland | 310 R | S.Chaffer | Coarse, Trinacria |
| Morlands, Jutland | 311 R | S.Chaffer | Fine |
| Moron No1 | 783 R | S.Chaffer | |
| Moron, Cortyo de la Vega Spain | 282 R | S.Chaffer | |
| Moron, Cortyo de la Vega Spain | 809 B | S.Chaffer | Sin Analyzer |
| Moron, Spain | 149 R | S.Chaffer | |
| Moron, Spain | 153 R | Moller | |
| Moron, Spain | 563 B | J.A.Long M70 | |
| Mors, Fegeklit Jutland | 121 R | | Coarse |
| Moss Beach, Near S. Francisco California U.S.A. | 037 G | R.I.F. | |
| Moulton Ranch, El Toro Calif. U.S.A. | 039 G | R.I.F. | No1 |
| Mount Hillaby, Barbados | 349 R | W.A.F | |
| Mount Hillaby, Barbados | 892 B | B.Hartley 1980 | |
| Mount Shichimen, Province of Kai Japan | 185 B | | |
| Mount Whitney, California U.S.A. | 082 G | | (BM) |
| Mt.Hillaby, Barbados | 675 B | | F.M |
| Mt.Hillaby, Barbados | 707 B | J.A.Long H30 | F.M |
| Mt.Shiehiman, Japan | 414 B | J.A.Long S48 | F.F\W |
| Muddy Ceek Road, Maryland U.S.A. | 916 B | J.Solliday | Actinoptychus heliopelta |
| Muddy Creek road, Maryland U.S.A. | 122 B | Walsh | |
| Mull, Scotland | 833 B | K.D.Kemp | Synedra, Epithemia |
| Mull, Scotland | 010 R | Mc.Nuff | Frustulia rhomboides good |
| Mull, Scotland | 141 R | K.D.Kemp | Frustulia rhomboides |
| Mull, Scotland | 369 R | J.T.Norman | |
| Mull, Scotland | 671 B | J.A.Long M18 | F.F\W |
| Murray 137 | 183 B | | |
| Murray 45 | 182 B | | Heavy |
| Murray 45 | 262 B | | Heavy |
| Murray 45 | 264 B | | |
| Murray 45, Light | 200 B | | |
| Murray 56 | 207 B | | |
| Murray Exp 156, 1000fath | 324 R | | |
| Murray Expedition, Station 35Net depth 450m | 290 R | | |
| Murray MB, [2c] | 258 B | | |
| Murray MB, 11 C | 069 B | | Note after MB should be Italics 2 |
| Myvatn Lake, Iceland | 472 R | B.Hartley 1808 | F.F\W |
| Myvatn Lake, Iceland | 948 B | E.Marson | Cymatopleura librile, Cymbella inaequalis, Epithemia |
| Myvatn Lake, IcelandCoarse | 478 R | B.Hartley 1808 | Cymatopleura librile |
| Nagasaki, Japan | 445 B | J.A.Long N22 | R.M |
| Nagasaki, Japan | 495 B | J.A.Long N21 | R.M |
| Nagasaki, Japan | 496 B | J.A.Long N20 | R.M |
| Nagasaki, Japan 796 | 013 B | Tempere | |
| Nagy Curtos, Hungary | 476 B | J.A.Long N4 | F.M |
| Nagy Curtos, Hungary | 484 B | J.A.Long N1 | F.M |
| Nagy Curtos, Hungary | 485 B | J.A.Long N | F.M |
| Nagy Curtos, Hungary | 835 R | B.Hartley2086 | Poor |
| Nankoorri Harbour | 016 B | Swatman | |
| Naparina | 001 B | | |
| Naparino, Trinidad | 004 B | Deby-Doig | |
| Naparino, Trinidad | 407 B | J.A.Long N45 | F.M |
| Naparino, Trinidad | 480 B | J.A.Long N46 | F.M |
| Naparino, Trinidad | 481 B | J.A.Long N44 | F.M |
| Naparino, Trinidad | 482 B | J.A.Long N45 | F.M |
| Naparino, Trinidad | 483 B | J.A.Long N45 | F.M |
| Naparino, Trinidad | 507 B | J.A.Long N44 | F.M |
| Naples Bay Plankton | 836 R | S.Chaffer | Good |
| Naples Gulf | 487 B | J.A.Long N42 | R.M |
| Narnagualand, S.Africa | 166 B | | |
| Narnagualand, S.Africa | 488 B | J.A.Long N49 | |
| Narow River, Middle BridgeRhode Isl U.S.A. | 012 G | R.I.Firth 404 | Navicula lyra |
| Nassau, Bahamas | 471 R | J.Carter | |
| Nassau, Bahamas[286] | 481 R | Tempere & Peregallo | |
| Navicula cryptocephala var veneta | 031 G | R.I.F. | Possibly ex Tempere |
| Navicula lyra, Bermuda Probably Southampton Princess | 129 R | K.D.Kemp | |
| Navicula maculata | 508 B | J.A.Long N10 | Navicula maculata |
| Navicula ramosissima | 921 B | J.Carter | Rhabdonema minuta |
| Navicula smithii | 885 B | | |
| Navicula, rostellata | 165 R | N.I.Hendey | |
| Near Terre, Terrebonne? | 988 R | J.R.Bartholamew | Probably Terrebonne Oregon Marine and F.F\W? |
| New Hebrides | 103 B | F.W.Robertson | |
| New Hebrides | 429 B | J.A.Long N13 | R.M |
| New Jersey, Beach Haven U.S.A. | 426 B | J.A.Long N14 | R.M |
| New South Wales, Australia | 925 R | R.I.Firth30 | Pleurosigma formosum |
| New York, Freeport U.S.A. | 492 B | J.A.Long N60 | |
| New York, Freeport U.S.A. | 493 B | J.A.Long N60 | |
| New Zealand | 490 B | J.A.Long N24 | Climacosphenia |
| New Zealand, Coast | 491 B | J.A.Long N19 | Coarse |
| Newark, New York U.S.A. | 504 B | J.A.Long N17 | R.M Nitzschia circumsuta |
| Newcastle, Barbados | 996 R | R.I.Firth787 | Coscinodiscus excavatus, Biddulphia |
| Newcastle, Barbados | 078 B | | |
| Newcastle, Barbados | 225 B | | |
| Newcastle, Barbados | 263 B | | |
| Newcastleton, Shale bank | 606 R | J.Carter3631 | |
| Newport Beach(1), California U.S.A. | 964 R | K.D.Kemp | |
| Newport Beach(3), California U.S.A. | 965 R | K.D.Kemp | |
| Newport Beach, California U.S.A. | 907 B | J.Solliday | F.M |
| Newport Beach, California U.S.A. | 966 R | R.I.Firth316 | Large |
| Newport, California U.S.A. | 024 B | | |
| Newport, California U.S.A. | 173 B | | |
| Newport, California U.S.A. | 223 B | | |
| Newport, California U.S.A. | 253 B | | [2] |
| Newport, California U.S.A. | 279 B | F.Adams | |
| Newport, California U.S.A. | 497 B | J.A.Long N5 B | |
| Newport, California U.S.A. | 498 B | J.A.Long N5 C | |
| Newport, California U.S.A. | 499 B | J.A.Long N5 B | |
| Newport, California U.S.A. | 721 B | S.Chaffer | |
| Newport, California U.S.A. | 732 B | J.A.Long N5 D | |
| Newport, California U.S.A. | 860 B | S.Chaffer | Coarse |
| Newport, California U.S.A. [2] | 325 B | | |
| Ngami Lake, Africa | 500 B | J.A.Long N50 | R.F\W |
| Nice, France | 460 B | J.A.Long N39 | F.F\W |
| Nidri, Greece | 593 R | C.Zaracovitis | |
| Nikiski, Alaska Fine | 949 R | R.I.Firth 164 | |
| Nikiski, Alaska | 795 R | McLaughlin | |
| Nikiski, Alaska Coarse | 948 R | R.I.Firth 106 | |
| Nootka, British Columbia | 035 B | Barth | On Zoostera |
| Norfolk Broads, Norfolk | 566 B | R.Gray | |
| Norfolk Broads, Norfolk | 567 B | R.Gray | |
| Norfolk Broads, Norfolk | 573 B | R.Gray | |
| Normans Bay, Norfolk | 352 R | H.Gleave/B.Hartley 1143 | Synedra closreriodes |
| Normans Bay, Norfolk | 366 R | B.Hartley 1460 | |
| Normans Bay, Norfolk Pevensey Road | 358 R | B.Hartley 1457 | |
| Normans Bay, Petworth Norfolk | 475 R | B.Hartley 1458 | |
| Normans Bay, Petworth Norfolk | 476 R | B.Hartley 1459 | |
| Normans Bay, Sussex | 882 R | R.I.Firth730 | Melosira nummuloides |
| North Llyn Bycham, SH236450NGR | 920 R | R.I.Firth65 | |
| North of Calvi, Corsica Coast of | 756 R | B.Hartley 2367 | Coarse |
| North River, N.Carolina U.S.A. | 342 B | J.A.Long N56 | |
| North Sea | 505 B | J.A.Long N6 | R.M |
| North Shore, Bermuda | 197 R | J.Canne | |
| North Shore, Bermuda Foxtrot 34 | 449 R | J.Canne | |
| North Shore, Bermuda Foxtrot 34 | 450 R | J.Canne | Fine |
| North Wales | 061 R | B.Hartley 1109 | N.G.R SH6103210, Boggy ruts in Acid moorland footpath |
| Norway | 003 Y | B.Hartley 12425 | Pinnularia alpina |
| Norway | 345 R | B.Hartley 1623 | F.F\W Pinnularia alpina |
| Nottingham, Maryland U.S.A. | 502 B | J.A.Long N32 | F.M |
| Nottingham, Maryland U.S.A. | 006 B | J.A.Long N26 | F.M |
| Nottingham, Maryland U.S.A. | 501 B | Tempere | |
| Nottingham, Maryland U.S.A. | 763 B | | Miocene F.M |
| Noumea | 503 B | J.A.Long N15 | R.M |
| Nournsky, Russia | 791 B | B.Hartley2015 | F.F\W |
| Nutwell, Maryland U.S.A. | 815 R | R.I.Firth31 | |
| Nutwell, Maryland U.S.A. | 033 R | | F.M |
| Nutwell, Maryland U.S.A. | 944 R | R.I.Firth132 | Ex QMC |
| Nyermegy, Hungary | 489 B | J.A.Long N11 | F.Br |
| Oamaru, N.Zealand | 924 B | Watson Museum Jar | Stephanopyxis grunowii |
| Oamaru, No1 N.Zealand | 929 B | Watson Museum Jar | |
| Oamaru, 'Doig' N.Z. | 957 R | K.D.K\N.C.F174 | |
| Oamaru, 'Doig' N.Z. | 958 R | K.D.K\N.C.F174 | |
| Oamaru, Mixture | 861 R | S.Chaffer | Poor |
| Oamaru, N.Z. | 002 G | | |
| Oamaru, N.Z. | 274 B | | |
| Oamaru, N.Z. | 291 R | S.Chaffer | Poor |
| Oamaru, N.Z. | 303 R | S.Chaffer | S.C says poor |
| Oamaru, N.Z. | 550 B | K.D.Kemp | |
| Oamaru, N.Z. | 801 B | K.D.Kemp | |
| Oamaru, N.Z. | 802 B | K.D.Kemp | Coarse |
| Oamaru, N.Z. | 868 B | | |
| Oamaru, N.Z. | 418 R | Mr.Beale | |
| Oamaru, N.Z. | 548 B | | |
| Oamaru, N.Z. | 759 B | Doig | Fine |
| Oamaru, N.Z. | 951 R | K.D.K/N.C.F174 | |
| Oamaru, N.Z. | 952 R | K.D.K\N.C.F251 | |
| Oamaru, N.Zealand | 170 B | Dr.Watt | |
| Oamaru, N.Zealand | 228 B | Dr.Walt | |
| Oamaru, N.Zealand | 243 B | Dr Reinholdt | Gonothesium odontella |
| Oamaru, N.Zealand | 928 B | Watson Museum Jar | Stephanopyxis grunowii |
| Oamaru, No2 N.Zealand | 953 B | Flatters & Garnetts | |
| Oamaru, No5 N.Zealand | 934 R | | |
| Oamaru, No6 N.Z. | 932 R | | Good |
| Oamaru, No8 N.Zealand | 935 B | Watson Museum Jar | |
| Oldbury Canal | 740 R | A.Peabody | |
| Oldmixon, Weston-S-Mare Avon | 571 R | K.D.Kemp | |
| Olive River | 797 R | R.I.Firth13 | Ex Q.M.C |
| Olive River, Queensland | 848 R | R.I.Firth 2150 | |
| Ongaroto Valley, N.Z. | 307 B | | |
| Ongaroto Valley, N.Z. | 401 R | Cleaned K.D.Kemp | Coarse |
| Ongaroto Valley, N.Z. | 402 R | Cleaned K.D.Kemp | Fine |
| Oran, Algiers | 301 B | | |
| Oran, Algiers | 789 B | B.Hartley2021 | |
| Orcas Isl., U.S.A. | 448 B | J.A.Long O4 | F.F/W |
| Ordie Moss, Scotland | 846 R | Brit.Mus/R.I.F.2084 | Good, Gomphonema coronatum |
| Ordie, Aberdeen Scotland | 478 B | J.A.Long O9 | F.F\W |
| Oregon, U.S.A. | 910 B | J.Solliday | |
| Orinoc River, Plankton | 801 R | R.I.Firth42 | |
| Orinoco River, Plankton | 847 R | R.I.Firth129 | |
| Orinoco River, Plankton | 987 B | R.I.Firth142\QMC | Choir, Synedra |
| Osuna, SpainF.M. | 722 B | J.A.Long O51 | Surirella hastata |
| Osuno, Spain | 973 B | R.I.Firth139 | Ex QMC. |
| Oswestry Canal, N.Wales | 355 B | K.D.Kemp | R.F\W |
| Oswestry, N.Wales Stream | 389 B | K.D.Kemp | R.F\W |
| Oswestry, N.Wales Union Canal | 390 B | K.D.Kemp | R.F\W |
| Otago Harbour, Dunedin N.Z. | 233 B | | M.M.W. R.M |
| Overbury pond | 743 R | A.Peabody | |
| Owens Valley, California U.S.A. | 841 B | J.Solliday | Cocconeis, Pinnularia. |
| Oyster Bay | 086 B | H.C.Adams | |
| Paama Island, New Hebrides | 430 B | J.A.Long P2 | R.M |
| Paama Island, New Hebrides | 657 B | | |
| Paama Island, New Hebrides | 698 B | J.A.Long P79A | R.M |
| Paama Island, New Hebrides[1] | 560 B | Swatman | Coarse |
| Pachamac Guano | 027 R | | |
| Pacific Island Guano | 180 B | R.Hudsen | |
| Pacific Ocean South | 467 B | J.A.Long P30 | R.M |
| Pakato, Japan | 017 G | R.I.Firth 373 | |
| Paleocastritsa, Corfu Greece | 529 R | B.Champion | Coarse |
| Paleocastritsa, Corfu Greece | 530 R | B.Champion | Fine |
| Paleocastritsa, Corfu Greece | 531 R | B.Champion | |
| Paleocastritsa, Corfu Greece | 532 R | B.Champion | Off wall |
| Palestine | 466 B | J.A.Long P84 | |
| Palisades Del Rey, Redondo U.S.A. | 731 B | | Campylodiscus |
| Palisades Del Rey, Redondo U.S.A. R.M. | 787 B | | Campylodiscus |
| Palmer Isle, Massachusetts U.S.A. | 420 B | J.A.Long M53 | |
| Palmers Lake, Mass. U.S.A. | 995 B | F.I.Firth728\Wards. | |
| Palmozova, Isle S.V.Klement Yugoslavia | 662 R | | |
| Palogla, Hungary | 424 B | J.A.Long P26 | R.F\W |
| Palos Verde, California U.S.A. | 059 G | | SOKOL B Cleaned 15/12/41 |
| Palos Verde, California U.S.A. | 065 G | B.Hartley 3120 | Off Seaweed |
| Palos Verde, California U.S.A. | 068 G | B.Hartley 2303 | Retained 300 Mesh |
| Palos Verde, California U.S.A. | 866 B | J.Solliday | Sample No2 |
| Palos Verde, California U.S.A. | 064 G | B.Hartley 3135 | Combined from 4 R.I.F samples by B.H. |
| Palos Verde Hills, California U.S.A. | 292 R | S.Chaffer | |
| Palos Verde, Califonia U.S.A. | 306 B | | Cleaned K.D.K 12/61 |
| Palos Verde, California U.S.A. | 063 B | | |
| Palos Verde, California U.S.A. | 222 B | | |
| Palos Verde, California U.S.A. | 231 B | | |
| Palos Verde, California U.S.A. | 232 B | | Light |
| Palos Verde, California U.S.A. | 234 B | | Heavy |
| Palos Verde, California U.S.A. | 302 B | | [6 D] |
| Palos Verde, California U.S.A. | 314 B | K.D.Kemp | |
| Palos Verde, California U.S.A. | 330 B | J.A.Long | 6 I |
| Palos Verde, California U.S.A. | 531 B | | |
| Palos Verde, California U.S.A. | 603 B | | |
| Palos Verde, California U.S.A. | 701 B | J.A.Long P9 | F.M |
| Palos Verde, California U.S.A. | 865 B | J.Solliday | |
| Palos Verde, California U.S.A. | 983 R | S.Chaffer | F.M. |
| Palos Verde, California U.S.A. | 429 R | B.Hartley 1729 | F.M Very good |
| Palos Verde, California U.S.A. | 436 B | Smith 4A | |
| Panama | 048 B | | |
| Panama | 405 B | J.A.Long P54 | R.M |
| Panama | 681 B | | R.M |
| Paney, Sumatra | 904 R | R.I.Firth213 | |
| Panoche, California U.S.A. | 906 B | J.Solliday | |
| Panoche Hills, California U.S.A. | 006 G | R.I.Firth 108 | |
| Panoche, California U.S.A. | 106 B | | Cretaceous 400 D |
| Panoche, California U.S.A. | 451 B | J.A.Long P55 A | F.M |
| Panoche, California U.S.A. | 458 B | J.A.Long P55 D | |
| Panoche, California U.S.A. | 702 B | J.A.Long P55B | F.M |
| Panoche, California U.S.A. | 810 B | S.Chaffer | |
| Panoche, California U.S.A. | 409 B | J.A.Long P55 F | F.M Actinptychus |
| Paola Island, Mono Lake California U.S.A. | 890 R | R.I.Firth | |
| Papakaio, N.Z. | 185 R | | |
| Papakaio, Oamaru N.Zealand | 847 B | Ex S.Chaffer | F.M |
| Papakaio, South Bank Oamaru N.Zealand | 947 B | | Poor |
| Paphos, Cyprus | 730 R | E.Urqart | |
| Paria gulf of | 157 R | S.Chaffer | Biddulphia pulchella, Grammatophora, Cyclotella, Rhabdonema |
| Parks Plantation, (Probably Barbados) | 019 B | J.W.Robertson | |
| Patos Island Guauno | 141 B | | |
| Patuxent River | 057 G | Tempere/Meakin | |
| Patuxent, Maryland U.S.A. | 700 B | J.A.Long P4 | F.M |
| Pautrask, Lapland | 412 B | J.A.Long P29 | R.Br |
| Pembroke Marsh (Correct), Bermuda | 407 R | K.D.Kemp | |
| Pembroke Marsh, Bermuda | 217 R | K.D.Kemp | |
| Pembroke Marsh, Bermuda | 229 R | K.D.Kemp | |
| Pembroke Marsh, Bermuda Drainage channel | 191 R | K.D.Kemp | |
| Penang, Federated Malay States | 055 G | B.M. | |
| Pennylenlus stream, Rox. | 353 R | J.Carter | |
| Penrose, Nr.Aukland N.Z. | 126 B | | |
| Pensacola Bay | 105 B | West | |
| Pensarn, N.Wales Brackish ditch | 034 R | B.Hartley 739 | |
| Perranporth, Cornwall | 592 B | J.A.Long P43 | R.F\W |
| Peruvian Guano | 090 B | Tempere | |
| Peruvian Guano | 162 R | | |
| Peruvian Guano | 332 B | Dr.Holt | |
| Peruvian Guano | 431 B | | |
| Peruvian Guano | 971 B | R.I.Firth48 | |
| Pesagua, Peru | 421 B | J.A.Long P58 | |
| Pesagua, Peru | 699 B | | R.M |
| Peso Flores, Argentina | 888 B | J.F.B.\B.H.2632 | |
| Petersburg, Virginia U.S.A. | 820 R | Originally from Peticola | Biddulphia |
| Philippines | 517 R | H.Arber | R.F\W |
| Philippines, On Zoostera | 766 R | H.Arber | Uncleaned |
| Philippines, On Zoostera | 767 R | H.Arber | Uncleaned |
| Pico De Teneriffe, 300 mesh | 828 R | Ex Q.M.C. | |
| Pikes pond, N.H U.S.A. | 022 B | | |
| Pikes Pond, N.Hampshire U.S.A. | 152 B | | |
| Piling mud flats, Lancs | 353 B | K.D.Kemp | |
| Piling Mud Flats, Lancs | 354 B | K.D.Kemp | Surirella gemma, Pleurosigma angulatum |
| Piling mud flats, Lancs | 454 B | K.D.Kemp | Surirella gemma strews |
| Piling Sands, Lancs | 879 R | R.I.Firth589 | Surirella gemma |
| Pilion Bolos, Bathia Spilia Greece | 650 R | C.Zaracovitis | |
| Pinnularia socialis | 518 B | | Pinnularia socialis |
| Pintado el Alto, Moron Spain | 856 R | Azpeitia | |
| Place Manor, Cornwall | 052 R | | |
| Plantaganet Bank, Alpha Foxtrot 20 Bermuda | 189 R | J.Canne | |
| Plantaganet Bank, Alpha Foxtrot 20 Bermuda | 190 R | J.Canne | |
| Plantaganet Bank, Bermuda Alpha Foxtrot 20 | 493 R | J.Canne | 50 fathoms |
| Playa de la Americana, Tenerife | 560 R | | |
| Playa de la Americana, Tenerife | 561 R | | |
| Playa de Sta Fe, Habana Cuba | 286 B | | |
| Playa Del Ray, Califonia U.S.A. | 913 B | J.Solliday | Nitzschia obtusa |
| Pleurosigma acuminatum | 517 B | J.A.Long P33 | Pleurosigma acuminatum |
| Pleurosigma spenceri | 936 R | R.I.Firth52 | |
| Poero Pollensa, Mallorca | 860 R | K.D.Kemp | On Zoostera |
| Poerto de la Cruz, Tenerife | 557 R | | |
| Poerto de la Cruz, Tenerife | 558 R | | |
| Poerto de la Cruz, Tenerife | 559 R | | Coarse |
| Poerto Del Carmen, Lanzerote | 238 R | F.Nicholson | |
| Poerto Petra, Mallorca | 534 R | K.D.Kemp | |
| Poerto Pollensa, Mallorca | 001 R | K.D.Kemp | Melosira varians |
| Poerto Pollensa, Mallorca | 144 R | K.D.Kemp | On Eel grass |
| Poerto Pollensa, Mallorca | 271 R | K.D.Kemp | On Zoostera |
| Poerto Pollensa, Mallorca | 341 R | K.D.Kemp | Coarse |
| Poerto Pollensa, Mallorca | 350 R | K.D.Kemp | Fine |
| Poerto Pollensa, Mallorca | 364 R | K.D.Kemp | M.Schmidtii |
| Poerto Pollensa, Mallorca | 383 R | K.D.Kemp | Fine |
| Poerto Pollensa, Mallorca | 384 R | K.D.Kemp | Coarse |
| Poerto Pollensa, Mallorca | 510 R | K.D.Kemp | Coarse |
| Poerto Pollensa, Mallorca | 533 R | K.D.Kemp | Fine |
| Poerto Pollensa, Mallorca | 541 R | K.D.Kemp | |
| Poerto Pollensa, Mallorca | 684 R | K.D.Kemp | On Zoostera |
| Poerto Pollensa, MallorcaHarbour wall | 367 R | K.D.Kemp | Coarse |
| Poerto Pollensa, MallorcaTo Cala San Vicente | 601 R | K.D.Kemp | Mountain walk |
| Polangine district, N.Z. | 251 B | | |
| Pollet Lake, New Brunswick Canada | 895 B | R.I.Firth349 | Pinnularia, Surirella |
| Pomander Gate, Hamilton Harbour Bermuda | 216 R | K.D.Kemp | Under Mangroves |
| Pool Harbour | 781 R | Ex S.Chaffer | |
| Pool Harbour | 851 R | R.I.Firth181 | Good Tropidoneis lepidoptera |
| Popes Creek, Maryland U.S.A. | 317 B | | |
| Popes Creek, Virginia U.S.A. | 842 B | Ex S.Chaffer | Coscinodiscus, Craspedoporus. |
| Poplein, Maryland U.S.A. | 052 B | Doeg-Fuge | |
| Poplein, Maryland U.S.A. | 314 R | S.Chaffer | |
| Porpoise Bay, British Columbia | 753 B | | Navicula ovalis |
| Port Dickson, Malaya | 670 R | B.Hartley 512 | Rock scrapings |
| Port Dickson, Malaya off sponges | 636 R | B.Hartley 573 | |
| Port Dinorwg, N.Wales | 017 R | B.Hartley 1037 | |
| Port Douglas Pier, Australia | 567 R | | V.Coarse |
| Port Douglas Pier, Australia 6''-24'' 16o28S 145o27'E | 552 R | | |
| Port Douglas Pier, Australia 6''-24'' 16o28S 145o27'E | 553 R | | |
| Port Douglas Pier, Australia 6''-24'' 16o28S 145o27'E | 554 R | | |
| Port Douglas Pier, Australia 6''-24'' 16o28S 145o27'E | 555 R | | Fine |
| Port Douglas Pier, Australia 6''-24'' 16o28S 145o27'E | 599 R | | |
| Port Douglas, Malasia | 663 R | H.Gleave | |
| Port Firman | 917 R | | |
| Port Glerone, N.Ireland | 761 R | | |
| Port Hope, Canada | 011 B | West | |
| Port Hope, Canada | 670 B | J.A.Long H16 | F.F\W |
| Port Livingstone, Guatamala | 157 B | | |
| Port Maquaris, N.S.W. | 029 G | R.I.Firth/B.M. | R.M. |
| Port Merion, N.Wales | 021 R | K.D.Kemp | |
| Port Stevens, Australia | 121 B | Tempere | |
| Port Townsend, U.S.A. | 726 B | J.A.Long T8 | R.M |
| Port Townsend, Australia | 265 B | Tempere | |
| Port Townsend, U.S.A. | 645 B | | |
| Port Townsend, U.S.A. | 720 B | J.A.Long T7 | R.M Auliscus |
| Port Townsend, Washington U.S.A. | 696 R | A.C.Wheeler/S.Chaffer | R.M |
| Portishead Rhyne, Avon | 219 R | K.D.Kemp | |
| Portland, Maine U.S.A. | 085 B | | Mud on fish |
| Portland, Victoria Australia | 171 B | | |
| Porto Rico | 656 B | J.A.Long P65 | R.M |
| Praslin Beach, Hotel Seychelles | 693 R | N.Williams | |
| Prince Rupert D.C, Canada Ex J.A.Long | 877 R | J.A.Long B81R.I.Firth577 | Trigonia |
| Prince Rupert, Brit.Colon Mearo | 002 B | Barth | |
| Prince Rupert, British Columbia | 092 B | Bart | R.M |
| Providence, Rhode Island | 465 B | J.A.Long P32 | F.F\W |
| Puenta Hills, California U.S.A. | 905 B | J.Solliday | |
| Puerto Rico, Gran Canaries | 467 R | S.Kemp | Podocystis spathulata |
| Puerto Rico, Gran Canaries | 468 R | S.Kemp | Biddulphia |
| Puerto Rico, Gran Canaries | 469 R | S.Kemp | |
| Puerto Rico, Gran Canaries Untreated | 447 R | S.Kemp | |
| Puget Sound | 210 R | J.F.B | Arachnoidiscus ehrenbergii |
| Puget Sound | 406 B | J.A.Long P50 | R.M |
| Puriri, Oamaru N.Z. | 367 B | | Poor |
| Quiniapac River, Conn. U.S.A. | 475 B | J.A.Long Q4 | R.M |
| Quiniapac River, Conn. U.S.A. | 513 B | J.A.Long Q1 | R.M |
| R.St.Denis Reunion | 554 B | Temper | |
| R.St.Denis, Reunion | 534 B | Tempere | |
| R.V.P.Cruise, Upper 1'' core sub sample | 792 B | | 2405Fathoms |
| Radiolaria | 530 B | | |
| Radiolaria | 799 B | E.Urqhart | |
| Radiolaria, Barbados? | 842 R | | |
| Rajac, North of Salta Isl.Yugoslavia | 620 R | M.Keeshan | |
| Ramleh, Egypt | 941 B | S.H. Job | |
| Ramleigh, Egypt | 870 R | R.I.Firth597 | Triceratium pentacrinus good |
| Ramleigh, Egypt | 808 R | R.I.Firth07 | |
| Ramsey, Isle of Man | 434 B | K.D.Kemp | |
| Ramsey, Isle of Man | 561 B | K.D.Kemp | |
| Ramsey, Isle of Man | 571 B | K.D.Kemp | |
| Ramsey, Isle of Man | 572 B | K.D.Kemp | Fine |
| Rankum, Holland | 098 B | Reinhold | |
| Rappahanock River, Quigly Virginia | U.S.A | 979 B | |
| RBT Taitts, Shetland | 001 G | R.I.Firth 396 | Pinnularia britannica |
| Reading, Pond Near | 310 B | | |
| Red Lane Flash, Sandbach Cheshire | 656 R | A.Wright | |
| Red Lane Flash, Sandbach Cheshire | 657 R | A.Wright | |
| Red Lane Flash, Sandbach Cheshire | 658 R | A.Wright | |
| Red Lane Flash, Sandbach Cheshire | 831 R | A.J.Wright/B.H2720 | |
| Red Sea, Dredgings | 214 B | | |
| Redesmere, Cheshire | 328 B | K.D.Kemp | |
| Redesmere, Cheshire | 329 B | K.D.Kemp | Fine |
| Redesmere, Cheshire | 359 B | K.D.Kemp | |
| Redondo Beach, California U.S.A. | 059 B | Boyer No2 | |
| Redondo Beach, California U.S.A. | 116 B | Doeg\Fuge | |
| Redondo Beach, California U.S.A. | 176 B | Boyer [1] | |
| Redondo Beach, California U.S.A. | 189 B | Poss.Cheneviere | Good |
| Redondo Beach, California U.S.A. | 281 B | | |
| Redondo Beach, California U.S.A. | 640 B | Poss J.A.Long R | F.M |
| Redondo Beach, California U.S.A. | 724 B | Poss J.A.Long R2 | |
| Redondo Beach, California U.S.A. R.M. | 107 B | Bart | Arachnoidiscus, Biddulphia |
| Redondo Beach, California U.S.A. R.M. | 590 B | | Isthmia, Biddulphia |
| Retrench Quarry, Trinidad | 923 B | | Radiolaria |
| Rhode Island, Saltpond | 253 R | | |
| Rhodes, Kallithea Greece | 923 R | R.I.F? | Mastogloia |
| Rhoicosphenia, curvataon Cladophora | 570 B | | |
| Ribble Head, Yorks | 360 B | K.D.Kemp | Fine, Diymosphenia geminata, Gomphonema ventricosa |
| Ribble Head, Yorkshire | 361 B | K.D.Kemp | Coarse, Didymosphenia geminata |
| Ribblehead, Yorks | 903 B | R.I.Firth358 | |
| Richmond Val | 091 B | | |
| Richmond Val, [1] | 327 B | Tempere | |
| Richmond Val, Poss U.S.A. ? | 678 B | | |
| Richmond Val., S.of Baldwins Shap | 165 B | Wheeler | |
| Rickford, Avon Nr.Burrington Combe | 667 R | K.D.Kemp | Synedra capitata |
| Rift Valley, Kenya | 382 R | B.Hartley 1684 | |
| Rio Hondo, Prof.Pinar del Rio Cuba | 051 B | | |
| Rio Santa Cruz, Prov Pinar del Rio Cuba | 786 R | J.A.Long C76 | Amphipleura lindheimeri |
| Rio Santa Cruz, Prov.Pinar del Rio Cuba | 904 B | J.A.Long C76 | Terpsinoe musica |
| Rio Sta Cruz, Cuba Prov.Pinar Del Rio | 029 B | | |
| Rio Sta Cruz, Pinar del Rio C76 | 989 R | C76 | Amhipleura lindheimeri |
| River Brue, Somerset | 491 R | K.D.Kemp | Fine |
| River Itchin, Wiltshire | 918 R | K.D.Kemp | Cymbella cornuta |
| River Thames, London | 954 B | | Hydrosera triquetra |
| Roberts Cove, Co Cork Ireland | 859 R | A.J.Wright | Poor |
| Roberts Cove, Co.Cork N.Ireland | 773 B | A.Wright 0164/O.Mearo | |
| Robertson, Trough at Scotland | 077 R | | |
| Robinsons Marine, Bermuda | 136 R | K.D.Kemp | |
| Rochelle, France | 514 B | J.A.Long R2 | R.M |
| Rocky stream, South Oamaru N.Zealand | 089 G | B.Hartley 366 | |
| Rodriguez | 381B | J.A.Long R17 | R.M |
| Rodriguez | 557 B | Temper | |
| Rolouea, N.Z. | 641 B | J.A.Long R25 | F.F\W |
| Rossholm School pond, East Brent Somerset | 817 R | K.D.Kemp | Nitzschia palea |
| Rossholme School, East Brent Somerset | 169 R | K.D.Kemp | |
| Royal Sound, Kerguelen Isl.28 Fathoms | 788 R | Challenger 149D | |
| Rudyard | 298 B | | |
| Russ Hill, Charlwood Surrey | 891 R | R.I.Firth348 | |
| Russ Hill, Charlwood Surrey Pit1 | 018 G | R.I.Firth238\Coll. A.G.Greenfield | |
| S.Atlantic, Dredgings | 794 B | B.Hartley2040 | |
| Sa Callobra, Mountain pass Mallorca | 257 R | K.D.Kemp | Stream |
| Salt Pans, Thüringen Sachsen | 976 R | E. Raap | Melosira nummuloides, Achnanthese |
| Salthouse Marsh, N.Norfolk | 222 R | B.Hartley 456a | |
| Samoa | 667 B | J.A.Long S46 | Plankton as Moller, R.M |
| San Diego, California U.S.A. F.M. | 626 B | J.A.Long D1 | Hemidiscus cuneiformis |
| San Felipe, Baja Co California U.S.A. | 043 G | R.I.F. | |
| San Fernando, California U.S.A. | 277 B | | |
| San Fernando, Trinidad | 041 G | B.Hartley | |
| San Gregorio, Baja California U.S.A. | 991 B | R.I.Firth252\CAS54064 | West side, late Oligocene, lower most 4 feet of beds, exposed on West wall. |
| San Jordi River, Poerto Pollensa Mallorca | 509 R | K.D.Kemp | |
| San Jordi River, Poerto Pollensa Mallorca | 569 R | K.D.Kemp | |
| San Jose River, Cape San Lucas California U.S.A. | 916 R | R.I.Firth05 | |
| San Jose River, Cape San Lucas California U.S.A. | 990 B | R.I.Firth209\P.C.Booth\Loy coll\CAS55390 | Terpsinoe musica pure. |
| San Luiz, Obispo California U.S.A. | 204 R | Tempere | Coscinodiscus, Actinoptychus |
| San Pedro, California U.S.A. | 977 B | R.I.Firth51 | |
| San Pedro, California U.S.A. | 070 B | Kuste | Coscinodiscus, Triceratium |
| San Pedro, California U.S.A. | 192 B | | Good, Coscinodiscus, Cocconeis, Asteromphalus |
| San Pedro, California U.S.A. | 655 B | J.A.Long P55 | Coscinodiscus, F.M |
| San Pedro, California U.S.A. | 723 R | H.C.Wheeler | 00/00/40, Climacosphenia moniligera, Campyloneis grevilleyi, Arachnoidiscus. |
| San Pedro, California U.S.A. | 829 B | Miss S.P.Monks/S.Chaffer | On Algae, Very good, Climacosphenia moniligera, Cocconeis |
| San Pedro, California U.S.A. | 931 R | B.Hartley2817 Cleaned by N.Charles | Silicoflagellates, very goodmaterial |
| San Pedro, California U.S.A. R.M? | 273 R | J.A.Long P59 | Climacosphenia, Campyloneis, Triceratium, Arachnoidiscus. |
| San Pedro, Califorrnia U.S.A. | 695 B | J.A.Long p55 | F.M Poor |
| San Sebastian | 410 B | J.A.Long S20 | Synedra gailonii |
| San Sebastian, Spain | 037 B | West | |
| Sanbiggin Tarn, Flash | 736 R | A.Peabody | |
| Sanbiggin Tarn, Tufa hummock | 741 R | A.Peabody | |
| Sand Bay mud flats, Weston-s-MareAvon | 100 R | K.D.Kemp/B.Hartley | |
| Sandwich Islands | 028 B | Adams ex Truan | |
| Sant Jordi River, Poerto Pollensa Mallorca | 669 R | K.D.Kemp | |
| Sant Jordi River, Poerto Pollensa Mallorca | 698 R | K.D.Kemp | |
| Sant Jordi River, Poerto Pollensa Mallorca | 793 R | K.D.Kemp | Pleurosigma |
| Santa Ana, California U.S.A. | 911 B | J.Solliday | F.W |
| Santa Barbara, California U.S.A. | 257 B | | |
| Santa Cruz Is, Smugglers Cove California U.S.A. | 927 B | | Coscinodiscus, Auliscus, Grammatophora, Stictodiscus |
| Santa Cruz range, Mexico City | 123 B | F.Adams | Epithemia, Cymbella |
| Santa Cruz, Federal DistrictMexico | 808 B | F.Adams | Epithemia hyndmannii, Cymbella, Cyclotella |
| Santa Cruz, Mexico | 226 B | | Epithemia hyndmannii |
| Santa Fiore, TuscanyItaly | 250 B | | |
| Santa Lucia | 891 B | Tempere | |
| Santa Lucia, California U.S.A. | 697 B | J.A.Long L11 | F.M |
| Santa Margarita, Mallorca Fountain | 248 R | K.D.Kemp | |
| Santa Maria, California U.S.A. | 433 B | J.A.Long M9 | F.M |
| Santa Monica, California U.S.A. | 677 B | | F.M |
| Santa Monica, California U.S.A. F.M | 073 B | | |
| Santa Monica, California U.S.A. F.M | 221 B | | |
| Santa Monica, California U.S.A. | 285 B | | Coscinodiscus, Actinoptychus, Triceratium, Gephyria. |
| Santa Rosa Sound, California U.S.A. | 004 G | R.I.Firth482\J.F.B | R.M. Triceratium, Amphora, Lyrates |
| Santa Rosa Sound, Florida U.S.A. | 007 G | R.I.Firth 481 | Actinptychus, Triceratium good |
| Santa Rosa Sound, Florida U.S.A. | 008 G | R.I.Firth 480 | Actinptychus, Triceratium good |
| Santa Rosa Sound, Florida U.S.A. | 992 R | | |
| Santorini, Akrotiri Greece | 631 R | C.Zaracovitis | |
| Sardinia | 632 B | J.A.Long S9 | R.M |
| Sartil, DiggSkye | Scotland | 881 R | Surirella elegans, Pinnularia |
| Sartil, Skye Scotland | 093 R | B.Hartley956 | |
| Savanah, G.A | 486 B | J.A.Long S43 | R.Br |
| Savona, British Columbia F.F/W | 875 R | R.I.Firth601 | F.F\W |
| Sawanecho, Sado Isl. Niigiata Japan | 043 R | | Coarse |
| Sawanecho, Sado Isl. Niigata Japan | 044 R | | F.F\W |
| Saxony, Hutzel | 066 B | | Infusorial Earth |
| Scottish Antarctic Exp. | 152 R | | |
| Sea Island, Fraser River Delta Vancouver | B.C. | 834 R | 20/10/19, Good |
| Sendai, Japan | 026 B | Fuge | |
| Sendai, Japan | 074 G | | |
| Sendai, Japan | 464 B | J.A.Long S2 | F.M |
| Sendai, Japan | 608 B | J.A.Long S4 | F.M |
| Sendai, Japan | 620 B | | F.M |
| Sendai, Japan | 621 B | | F.M |
| Sendai, Japan | 627 B | | F.M |
| Sendai, Japan | 659 B | | |
| Sendai, Japan | 689 B | | F.M |
| Sendai, Japan | 733 B | | |
| Sendai, Japan | 812 B | S.Chaffer | Coscinodiscus asteromphalus, Arachnoidiscus |
| Sendle River, On F/W algae | 745 R | A.Peabody | |
| Sendle River, Stone | 738 R | A.Peabody | |
| Sepoy Well, Rox | 379 R | J.Carter | |
| Sepoy Well, Rox. | 372 R | K.D.Kemp | |
| Ses Salinas, Albuferata Mallorca | 630 R | K.D.Kemp | Nitzschia obtusa |
| Ses Salinas, Albuferatas Mallorca | 628 R | K.D.Kemp | |
| Ses Salinas, Albuferatas Mallorca | 629 R | K.D.Kemp | Mastogloia braunii |
| Setubal, Portugal | 631 B | J.A.Long S50 | R.M |
| Setubal, Portugal | 694 B | J.A.Long S50 | R.M |
| Shapwick Heath, Somerset | 381 R | | |
| Shapwick Heath, Someset | 933 R | K.D.Kemp | Fragillaria, Eunotia |
| Shareham, Sussex | 175 B | F.Adams | |
| Shark River, New Jersey U.S.A. | 015 B | | |
| Sharktooth Gulley, [200] | 827 R | Ex Q.M.C. | |
| Sharktooth Gulley, California U.S.A. | 088 G | B.M. 89 | |
| Sharktooth Hill, California U.S.A. | 666 B | J.A.Long S74[2] | F.M |
| Shartooth Hill, California U.S.A. | 049 B | V.Smith | |
| Sheen, Aberdeen Scotland | 598 B | J.A.Long S16 | F.F\W |
| Shell Beach, Leatis Island Conn. U.S.A. | 238 B | Tempere | |
| Shellness Point, Isle of Sheppey | 863 R | J. Sanderson | Tropidoneis vitrea |
| Sheraton Beach, Mahe Seychelles | 692 R | N.Williams | |
| Sherman Oaks, Califorrnia U.S.A. | 281 R | S.Chaffer | Silicoflagellates |
| Shermans Oak, California U.S.A. | 040 R | | |
| Shermans Oaks, California U.S.A. | 982 R | R.I.Firth | |
| Shetland Island, U.K. | 051 G | J.R. Carter | Diploneis domblitensis |
| Shiloh, N.Y. U.S.A. | 623 B | J.A.Long S10 | F.M |
| Shipley Glen, Yorks | 267 B | West | |
| Shipley Glen, Yorks | 457 B | J.A.Long S23 | R.F\W |
| Shirebrook, Reservoir | 837 R | B.Hartley 2173 | Cymbella sp. |
| Shishibashi, Japan | 878 B | B.Hartley 2595 | Coscinodiscus robustus, Actinoptychus. |
| Shokoe Creek, Virginia U.S.A. | 143 B | | |
| Shoshone springs, California U.S.A. | 897 R | R.I.Firth464 | Terpsinoe musica |
| Si Pan Luka, Sipan Yugoslavia | 762 R | S.Bennet | |
| Sidi Bishr, Near Alexandrea Egypt | 853 R | | |
| Siera Leon | 909 R | R.I.Firth59 | |
| Silver Lake, Ontario Canada | 387 R | | |
| Simbirsk, Russia | 363 R | R.I.Firth | |
| Simbirsk, Russia | 696 B | J.A.Long S59 | F.M |
| Simbirsk, Russia | 739 B | | |
| Simbirsk, Russia | 795 B | B.Hartley2013 | |
| Simbirsk/Oamaru, Mix Coarse | 828 B | Ex S.Chaffer | |
| Simbirsk/Oamaru, Mix Fine | 827 B | Ex S.Chaffer | |
| Simbirsk\Oamaru, Mix | 975 R | K.D.K\S.Chaffer | |
| Simboni River | 071 B | Mr Bennett | |
| Simboni River spring, Mrs Binetto | 295 B | G.Wheeler | |
| Singapore | 683 R | S.Chaffer | |
| Singeliewsky, Russia | 004 Y | S.H.Meakin 993 | |
| Singeliewsky, Russia | 045 G | Swatman/Brigger/S.H.Meakin | Cleaned by Swatman, screened by S.H. Meakin on 400 |
| Singeliewsky, Russia | 131 R | | |
| Singeliewsky, Russia | 132 B | Meakin | |
| Singeliewsky, Russia | 796 B | B.Hartley2012 | |
| Singeliewsky, Russia | 806 R | R.I.Firth97 | |
| Singeliewsky, Russia | 915 B | J.Solliday | |
| Singeliewsky, Volgaland U.S.S.R | 914 R | R.I.Firth09/Jouse | |
| Siskyon, California U.S.A. | 884 R | R.I.Firth419 | Cyclotella, Ex Brit.Museum |
| Skakal, Hungary[1] | 735 B | | Sample 1 |
| Skakal, Hungary | 260 B | Tempere | |
| Skinias, Greece | 528 R | C.Zaracovitis | |
| Skinias, Greece | 747 R | C.Zaracovitis | |
| Skinias, Greece | 748 R | C.Zaracovitis | |
| Skye Diatomite, Scotland | 330 R | S.Chaffer | |
| Skye, Scotland | 291 B | | Boring 8Ft |
| Skye, Scotland | 432 R | J.A.Long S6 | F.F\W |
| Skye, Scotland | 438 B | K.D.Kemp | |
| Skye, Scotland ? | 946 B | K.D.Kemp | Rhopolodia gibba, Cymbella |
| Skye, Unknown material Scotland | 951 B | | |
| Slankop Haut Bay, South of | 411 B | J.A.Long S72 | R.M |
| Slapton Leigh, Devon [2] | 585 R | K.D.Kemp | |
| Slapton Ley, Devon | 079 R | B.Hartley 1347 | Cleaned 11/4/94 |
| Slapton Ley, Devon | 586 R | K.D.Kemp | |
| Slapton ley, Devon Lake margin | 577 R | | |
| Slapton Ley, Devon Reeds on bank | 576 R | K.D.Kemp | |
| Slapton Ley, Devon Surface scum | 587 R | K.D.Kemp | |
| Soller de Allugue, Chile | 156 R | | |
| Solomon Island, M.D Marker# 64 | 050 B | | Loc.207 |
| Sonoma Co., California U.S.A. | 005 G | R.I.Firth 550 | F.F\W |
| Soos, Bohemia | 894 B | S.Chaffer | Campylodiscus, Anamoneis |
| Soos, Bohemia | 957 B | B.Hartley12429 | |
| Soos, Bohemia | 591 R | | Coarse |
| Soos, Bohemia | 592 R | | Fine |
| South Atlantic, 17-107-120cm Lamont\Ex Richard B. Hoover | 1000 B | R.I.Firth224\CAS39573(9) | |
| South Naparima, Trinidad Cleaned K.D.Kemp | 814 B | S.Chaffer | Actinocyclus oval |
| South Umqua River, Oregon U.S.A. | 927 R | R.I.Firth79/Hanna | |
| South Yarra | 323 B | | Hyalodiscus. |
| South Yarra | 435 B | | Coscinodiscus fragments. |
| South Yarra | 843 B | Ex S.Chaffer | Campyloneis, Hyalodiscus. |
| South Yarra, [1] | 061 B | | |
| South Yarra, [3] | 142 B | | |
| Southampton Princess, Bermuda | 687 R | O.Rogers | 2nd sample |
| Southampton Princess, Bermuda | 688 R | O.Rogers | 2nd sample |
| Southampton Princess, Pier Bermuda | 266 R | K.D.Kemp | Actinocyclus subtilis |
| Southampton Princess, Waterlot [2]Berrmuda | 391 R | O.Rogers | Partly cleaned |
| Southampton Waters, Plankton HaulS.B.May | 540 R | K.D.Kemp | Coscinodiscus jonesianus, Lithodesmium undulatum |
| Southease, Drainage channel Lewes | Sussex | 981 B | 00/03/79, Mastogloia elliptica, Mastogloia smithii var. lacustris |
| Southport Marine lake, Lancs | 058 R | K.D.Kemp | |
| Southport Marine lake, Lancs | 078 R | K.D.Kemp | Fine |
| Speke Hall dam, Floating algae | 659 R | F.Monson | |
| Speke Hall Dam, Wipe off log | 272 R | F.D.Monson | |
| Spittal pond, Bermuda | 513 R | O.Rogers | |
| Splitters Creek, Victoria | 468 B | J.A.Long S5 | R.Br |
| Sponge spicules, Dumb bells | 961 B | B.Darnton | |
| Sponge spicules, Dumb bells Coaconia flamea | 962 B | B.Darnton | |
| Sponge spicules, Dumb bells Coaconia flamea | 964 B | B.Darnton | Dry white |
| Sponge spicules, Dumb bells Coaconia flamea | 965 B | B.Darnton/Norman | Dry orange |
| Sponge spicules, Long catkins! | 963 B | B.Darnton | |
| Springfield, Barbados | 859 B | S.Chaffer | |
| Springfield, Barbados Coarse | 973 R | K.D.K | Contains Diatoms |
| Springfield, Barbados Fine | 972 R | K.D.K | Contains Diatoms |
| Springfield, Barbados | 104 B | Tempere | |
| Springfield, Barbados | 138 B | | |
| Springfield, Barbados | 202 B | | |
| Springfield, Barbados | 247 B | H.Potter | |
| Springfield, Barbados | 324 B | | |
| Springfield, Barbados | 413 B | J.A.Long S75 | F.M |
| Springfield, Barbados | 419 B | J.A.Long S68 | F.M |
| Springfield, Barbados | 601 B | J.A.Long S69 | F.M |
| Springfield, Barbados | 680 B | | |
| Springfield, Barbados Quarry | 080 B | | |
| Springfield, Barbados Quarry | 215 B | | |
| Springfield, No 4 Barbados | 076 G | C.S.Boyer | |
| Squaw River, N.Y U.S.A. | 609 B | J.A.Long S11 | R.F\W |
| SS Cornegia, Off Cadloa Peru | 256 B | | #437a |
| SS Cornegia, Peru Off Cadlao | 084 B | | #437G |
| St. John, Barbados | 922 B | B.Hartley1855 | Radiolaria |
| St. John's River, Flood plain | 978 R | R.I.Firth | Tropidoneis lepidoptera, Amphiprora pulchra |
| St. Mary's Loch, Scotland Burn above | 887 R | B.Hartley12219 | Cymbella lanceolata |
| St.James Church Reef, Bermuda | 128 R | K.D.Kemp | |
| St.James Church Reef, Bermuda | 183 R | J.Canne | |
| St.James Church Reef, Bermuda | 426 R | J.Canne | Fine |
| St.James Church Reef, Bermuda | 427 R | J.Canne | Medium |
| St.James Church Reef, Bermuda | 428 R | J.Canne | Heavy |
| St.James Church Reef, Bermuda | 490 R | K.D.Kemp | |
| St.James Church Reef, Bermuda | 548 R | J.Canne | |
| St.James Church Reef, Bermuda Echo 30 | 208 R | J.Canne | |
| St.James Church Reef, Bermuda Plankton | 123 R | J.Canne | |
| St.Johns Flood Plain, Florida U.S.A. | 036 B | Barth | |
| St.Johns Flood Plain, Newfoundland | 634 B | J.A.Long J | |
| St.Johns, New Brunswick Canada | 803 R | R.I.Firt2103 | |
| St.Laurent de Vernede, France | 174 R | B.Hartley | |
| St.Laurent de Vernede, France | 175 R | B.Hartley | |
| St.Laurent De Vernede, France F.M. | 580 B | J.A.Long L46 | |
| St.Laurent, France F.M. | 628 B | J.A.Long L46 | |
| St.Laurent, Gard | 023 B | | |
| St.Leger, France | 408 B | J.A.Long L34 | R.F\W |
| St.Marys Loch, Scotland Burn above | 241 R | B.Hartley 462 | Cymbella lanceolata |
| St.Mary's, Isle of Scilly Stream | 480 R | B.Hartley 1802 | |
| St.Mary's, Isle of Scilly Stream old tower | 488 R | B.Hartley 1803 | Melosira |
| St.Pauls Bay, Malta | 579 R | P.Savage | |
| St.Salurnui, France | 444 B | J.A.Long S22 | F.F/W |
| St.Servant, France | 629 B | J.A.Long S38 | R.M |
| Sta Fiore, Tuscany Italy | 235 B | | |
| Sta.Barbara | 280 R | S.Chaffer | |
| Station Bravo 27, Bermuda | 459 R | J.Canne | Fine |
| Station Bravo 27, Bermuda 25 fathoms | 203 R | J.Canne | |
| Station Bravo 27, Bermuda 25 fathoms | 458 R | J.Canne | Coarse |
| Stauroneis marina | 861 B | | |
| Steepholm Island, Avon | 473 R | K.D.Kemp | |
| Steepholm Island, Bristol Channel Avon | 818 R | K.D.Kemp | Licmophora |
| Stewart Lake, British Columbia | 819 R | R.I.Firth21 | |
| Stewart Lake, Powell River British Columbia | 908 R | R.I.Firth21 | |
| Stourhead Lake | 522 R | K.D.Kemp | |
| Stourhead Lake, Bruton | 359 R | K.D.Kemp | Fine |
| Stourhead Lake, Bruton | 360 R | K.D.Kemp | With Oscillatoria, Cymbella inaequalis |
| Stourhead Lake, Bruton | 361 R | K.D.Kemp | |
| Stourhead Lake, Bruton On Algae | 485 R | K.D.Kemp | |
| Straudburg | 153 B | | |
| Straudburg, PA | 205 B | H.C.Wheeler | |
| Straudburg, Pennsylvania U.S.A. | 456 B | J.A.Long S39 | |
| Straudburg, Pensylvania U.S.A. | 130 B | | |
| Struis Bay, L.Alguhas south of | 602 B | | R.M |
| Studland Heath, The Little Sea Dorset | 989 B | D.Stevens | Frustulia rhomboides, Good. |
| Sudbury Reef, Barrier Reef Australia | 691 R | R.J.Heathman | Lat16o57'S Long 146o10'E |
| Suez Canal, Suez Egypt | 312 B | F.Adams | |
| Surirella spiralis | 524 B | | Surirella spiralis |
| Surirella striatula | 777 B | J.Solliday | |
| Swamp near, Melbourne Australia | 097 B | E.B.Taylor | |
| Swan Lake, Oregon U.S.A. | 630 B | J.A.Long S13 | R.F/W |
| Swan Lake, Oregon U.S.A. | 336 B | Tempere | |
| Swan Lake, Oregon U.S.A. | 446 B | J.A.Long S14 | R.F/W |
| Swan Pool, Falmouth Cornwall | 083 R | K.D.Kemp | Amphiprora alata |
| Swedish Berg Mehl | 154 B | | |
| Sydney Harbour, Australia | 823 R | R.I.Firth73 | Pleurosigma formosum large |
| Symi Harbour, Greece | 735 R | B.Hartley 2384 | Coarse |
| Symi, Greece | 734 R | B.Hartley 2384 | |
| Synedra affinis | 528 B | | Synedra affinis |
| Synedra fulgens | 520 B | J.A.Long S35 | Synedra fulgens |
| Synedra ulna | 526 B | | Synedra ulna |
| Synedra ulna | 565 B | | Synedra ulna |
| Szakal (Skakal), Hungary | 693 B | J.A.Long S60 | F.M |
| Szurdock-Puspoki, Hungary | 994 R | R.I.Firth391 | Fossil Brackish |
| Szurdokpuspoki, Hungary | 105 R | | |
| Table Bay, [2] | 578 B | | |
| Table Bay, Surface dredgings | 150 R | S.Chaffer | |
| Table Top Hill, Oamaru Lower N.Z. | 751 B | K.D.Kemp | |
| Tahiti | 160 R | S.Chaffer | Fine |
| Tahiti | 190 B | | Washed from spread slide |
| Tahiti, Medium | 170 R | | |
| Taiwan 46 | 764 R | T.B.B.Paddock | |
| Taiwan 51 | 261 R | T.B.B.Paddock | |
| Taiwan 51 | 731 R | T.B.B.Paddock | |
| Taiwan 53 | 262 R | T.B.B.Paddock | |
| Taiwan TN 46 | 685 R | T.B.B.Paddock | Fine |
| Taiwan TN 46 | 686 R | T.B.B.Paddock | |
| Taiwan TN48 | 720 R | T.B.B.Paddock | |
| Taiwan TN49 | 726 R | T.B.B.Paddock | |
| Taiwan TN50 | 712 R | T.B.B.Paddock | |
| Taiwan TN53 | 725 R | T.B.B.Paddock | |
| Taiwan, TN48 | 721 R | T.B.B.Paddock | |
| Talbot, Victoria | 636 B | J.A.Long T48 | F.F\W |
| Talcahumas, Chile | 588 B | J.A.Long T | |
| Talsarnau Estuary, Wales | 095 R | K.D.Kemp | |
| Talsarnau Salt marsh, Wales | 051 R | B.Hartley 1032 | |
| Talsarnau, GwyneddWales | 412 R | B.Hartley 1691 | |
| Talsarnau, GwyneddWales | 413 R | B.Hartley 1693 | R.Br |
| Talsarnau, Saltmarsh N.Wales | 023 R | B.Hartley 1032 | |
| Tamalambo, W. Africa | 383 B | J.A.Long T 27 | R.M |
| Tamar River, Tasmania | 043 B | Tempere | Hydrosera |
| Tamatave ? | 552 B | | |
| Tamatave, Madagascar | 077 B | | |
| Tamatave, Madagascar | 611 B | J.A.Long T4 | R.M |
| Tamatave, Madagascar | 647 B | J.A.Long T3 | R.M |
| Tamatave, No3 | 072 B | Tempere | |
| Tamerack, Bristol Conn. U.S.A. | 691 B | J.A.Long T10 | R.F\W |
| Tanganyika, Ex QMC | 811 R | R.I.Firth174 | |
| Tatton Park, Cheshire | 764 B | K.D.Kemp | |
| Taylors Lime Works, Oamaru N.Z. | 746 B | K.D.Kemp | Mainly sponge spicules |
| Tealham Moor, Somerset | 140 R | B.Hartley 1435 | |
| Tegelklit, Fur Jutland | 889 B | A. Mitlehner | Medium |
| Tegelklit, Fur Jutland | 890 B | A. Mitlehner | Coarse |
| Tenby, S.Wales | 395 B | J.A.Long T41 | |
| Tenby, S.Wales | 474 B | J.A.Long T40 | R.M |
| Tenby, S.Wales | 625 B | | |
| Terre, Terrebonne? | 987 R | J.R.Bartholomew | Best, Probably Terrebonne Oregon |
| Terrebonne, Oregon U.S.A. | 992 B | R.I.Firth28 | Epithemia turgida |
| Terrebonne, Oregon U.S.A. | 069 G | B.Hartley 535 &600 | |
| Terrebonne, Oregon U.S.A. | 053 B | | |
| Terrebonne, Oregon U.S.A. | 864 B | J.Solliday | F.F/W |
| Terrebonne, Oregon U.S.A. | 886 B | B.Hartley 2702 | Surirella |
| Teviot River | 477 R | J.Carter | |
| Thames Mud, London | 416 B | J.A.Long T33 | R.Br |
| Thames Mud, London | 661 B | J.A.Long T34 | R.Br |
| Thames River, London | 029 R | B.Hartley 364 | |
| Thames River, Tower Bridge London | 080 R | K.D.Kemp | Nitzschia parvula |
| Thames River, Tower Bridge London | 106 R | K.D.Kemp | Hydrosera triquetra |
| Thames River, Tower Bridge London | 107 R | K.D.Kemp | Fine |
| Thames Water Authority, Project[86092304] | 625 R | | |
| Thames Water Authority, Project[L97286061809] | 626 R | | |
| Thames/Medway Est, Isle of Sheppey | 597 R | B.Hartley 2148 | |
| The Crumbles, Eastbourne Sussex | 969 B | B.Hartley 12350 | Surirella striatula, Anamoneis, Campylodiscus |
| The Fleet (Sediment), Chessil Beach Dorset | 724 R | B.Hartley 1906 | Navicula lyra |
| The Fleet(Sediment), Chessil Beach Dorset | 768 R | K.D.Kemp | Amphitetras antedeluvianum, Gyrosigma balticum, Plagiotropis. |
| The Fleet, Chessil Beach Dorset | 256 R | B.Hartley | Auliscus sculptus, Amphitetras |
| The Fleet, Chessil Beach Dorset | 769 R | K.D.Kemp | Sediment |
| Theale Rhyne, Wedmore Somerset | 025 R | K.D.Kemp | Marine influence, Coarse |
| Theale, Wedmore Somerset | 434 R | K.D.Kemp | |
| Thetford Reef, Barrier Reef Australia | 690 R | R.J.Heathman | Lat10o45'S Long 146o11'E |
| Three Mile Island, Barrier Reef Australia | 511 R | E.Shelton | |
| Thursday Island | 727 B | J.A.Long T39 | |
| Tichwell Marsh, N.Norfolk | 589 R | B.Hartley 2133 | Brackish pond |
| Tichwell Marsh, N.Norfolk | 619 R | B.Hartley | |
| Tichwell Marsh, N.Norfolk Salt pan surface scum | 390 R | B.Hartley | |
| Toco, Chile | 208 B | | |
| Toco, Chile | 908 B | J.solliday | |
| Todd Harbour, Plymouth Conn U.S.A. | 690 B | J.A.Long T13 | R.F\W I doubt it! Amphora |
| Tolusca, Mexico | 203 B | | F.F\W Reclean |
| Tontin L, N.Brunswick | 692 B | J.A.Long T17 | |
| Toome Bridge, N.Ireland Coarse | 824 B | F.Monson | K.D.K Material |
| Toome Bridge, Kieselguhr N.Ireland | 929 R | B.Hartley2849 | Fossil mud. |
| Toome Bridge, Kieselguhr N.Ireland | 930 R | B.Hartley2849 | Fossil mud. |
| Toome Bridge, N.Ireland | 090 R | | F.F\W |
| Toome Bridge, N.Ireland | 470 R | K.D.Kemp | |
| Toome Bridge, N.Ireland | 744 B | K.D.Kemp | |
| Toome Bridge, N.Ireland Fine | 822 B | F.Monson | K.D.K Material |
| Toome Bridge, N.Ireland Medium | 823 B | F.Monson | K.D.K Material Very good |
| Torminton Ditch | 086 G | S.H.Meakin | |
| Tormintone Ditch, Fine | 077 G | S.H.Meakin | |
| Torquay, Devon | 538 B | K.D.Kemp | |
| Torquay, Devon | 539 B | K.D.Kemp | |
| Torrente Albuferata, Mallorca On weed | 612 R | K.D.Kemp | |
| Torrente de Pareis, Mallorca | 610 R | K.D.Kemp | |
| Torrente de Pareis, Mallorca Backwater | 602 R | K.D.Kemp | |
| Torrente de Pareis, Mallorca Backwater | 611 R | K.D.Kemp | |
| Torrente de Pareis, Mallorca Backwater on algae | 609 R | K.D.Kemp | |
| Torrente San Jordi, Mallorca On algae | 627 R | K.D.Kemp | |
| Totara, Oamaru N.Zealand | 136 B | Tempere | |
| Toulouse, France | 422 B | J.A.Long T24 | R.M |
| Towford, Roman Road Rox | 213 R | J.Carter | |
| Transvaal | 660 R | Prof Weiss/S.Chaffer | |
| Tres Marias, [1] | 079 B | | |
| Tres Marias, [2] | 151 B | | |
| Tres Marias, Mexico | 316 B | | Coscinodiscus fragments, poor possibly fossil. |
| Tresco, Scilly Isles | 437 R | B.Hartley 1708 | |
| Tresco, Scilly Isles On Anchor rope | 410 R | B.Hartley 1707 | |
| Tresco, Scilly Isles On sandy beach | 438 R | B.Hartley 1704 | |
| Tresco, Scilly Isles Sandy beach | 411 R | B.Hartley 1704 | |
| Triceratium javanicum | 546 B | | Hydrosera triquetra |
| Trinidad | 352 B | J.A.Long T15 | F.M |
| Trinidad | 804 R | R.I.Firth55 | |
| Trinidad, No2 | 915 R | R.I.Firth241 | |
| Trinidad No2 | 990 R | R.I.Firth 786 | Diatoms & Radiolaria |
| Trinidad, Ex QMC | 810 R | R.I.Firth20 | Ex Q.M.C |
| Tropidoneis lepidoptera | 920 B | | |
| Troublesome Gulley, Oamaru N.Z. Fine | 825 B | Ex S.Chaffer | Cleaned K.D.K |
| Troublesome Gulley, Oamaru N.Z. Medium | 826 B | Ex S.Chaffer | Cleaned K.D.K |
| Troublesome Gully, Oamaru N.Z. | 662 B | | F.M Coscinodiscus, Stictodiscus. |
| Troublesome Gully, Oamaru N.Zealand | 971 R | | <200>30u |
| Trouville, France | 379 B | J.A.Long T45 | R.M |
| Troy, New Hampshire U.S.A. | 031 B | J.R | |
| Troy, New Hampshire U.S.A. | 737 B | | |
| Tuf De Styrie | 134 B | Tempere | |
| Tuggerah Lake, N.S.W. Australia | 970 B | R.I.Firth13 | |
| Turks&Caicos, 2W4CL | 668 R | | |
| U.S.A. material | 331 R | H.Barber | |
| U.S.Naval Base, Annexe Bermuda | 461 R | K.D.Kemp | Coarse |
| U.S.Naval Base, Annexe Bermuda | 462 R | K.D.Kemp | Fine |
| Ubley, Blagdon Somerset | 581 R | K.D.Kemp | |
| Ukraine, Russia | 055 B | Bart | |
| Ukraine, Russia | 162 B | | |
| Ullal de Pego, Valencia Coastal lagoon | 448 R | | |
| Uphill Beach, Avon On Sand | 072 R | K.D.Kemp | Navicula |
| Uphill Boat Yard, Avon | 081 R | K.D.Kemp | Pleurosigma angulatum strew |
| Uphill Boat Yard, Avon | 194 R | K.D.Kemp | |
| Uphill Boat Yard, Avon | 433 R | K.D.Kemp | |
| Uphill Boat Yard, Avon | 502 R | K.D.Kemp | Pleurosigma angulatum |
| Uphill Boat Yard, Avon | 671 R | K.D.Kemp | Fine |
| Uphill Boat Yard, Avon | 672 R | K.D.Kemp | Pleurosigma angulatum coarse |
| Uphill Boat Yard, Avon On mud flats | 395 R | K.D.Kemp | S.gemma |
| Uphill Boat Yard, Lake outlet | 329 R | K.D.Kemp | |
| Upper Papakaio, N.Z. | 755 B | K.D.Kemp | Fine |
| Upper Papakaio, N.Z. | 439 B | Cleaned K.D.Kemp | F.M |
| Upper Papakaio, N.Z. | 784 B | Cleaned K.D.Kemp | |
| Upper Papakaio, Oamaru N.Z. | 955 R | K.D.K\N.C.F177 | |
| Upper Papakaio, Oamaru N.Zealand | 959 B | K.D.K/N.Charles F177 | |
| Upper Papakaio, Oamary N.Z. | 956 R | K.D.K\N.C.F177 | |
| Upper Pappakaio, Oamaru N.Z. | 754 B | K.D.Kemp | Coarse |
| Utah Del Dessa | 248 B | Brigger | |
| Utah Del Dessa | 428 B | J.A.Long U2 | |
| Valdemosa, Mallorca Monastry | 655 R | K.D.Kemp | |
| Van Nildert College, Lake | 737 R | A.Peabody | |
| Vancouver, BC | 599 B | J.A.Long V14 | |
| Var Mouth, France | 683 B | J.A.Long V | R.M |
| Vema 17-707, S.Atlantic Core 51o085'S 54o22'W | 034 G | B.Hartley | |
| Vema, Atlantic core 17-107 51 08 S-34 22 w1525 Meters | 030 G | BH 2038 | |
| Vera Cruz, Mexico | 095 B | Wallich | Climacosphenia, Biddulphia pulchella |
| Vera Cruz, Mexico Recent marine | 462 B | J.A.Long V6 | Climacosphenia moniligera, reclean. |
| Vera Cruz, Mexico Recent marine | 469 B | J.A.Long V7 | Climacosphenia moniligera, Grammatophora. |
| Vera Cruz, Oldest material | 056 B | | |
| Vera Cruz, Oldest material[2] | 147 B | | |
| Vera Cruz, Washed from spread slide | 177 B | | |
| Victoria Arm, British Columbia | 034 B | Latham | |
| Victoria Harbour, Mahe Seychelles | 694 R | N.Williams | |
| Victoria Pt, Burma | 393 B | | |
| Viena, Italy | 188 B | H.C.Wheeler | |
| Villefranche | 112 B | Chenev | |
| Villefranche | 600 B | J.A.Long V12 | R.M |
| Voxterby, Shetland Scotland | 604 R | J.Carter | |
| Waddington Fells, Yorks | 605 R | B.Hartley 1922 | Fragillaria virescens |
| Wadner Beach, Gambia on stranded algae | 618 R | L.Kirby | |
| Waikiki Beach 11, Hawaii Marine Aquarium | 711 R | T.B.B.Paddock | |
| Waikiki Beach 13, Hawaii Marine Aquarium | 713 R | T.B.B.Paddock | |
| Waikiki Beach 14, Hawaii Marine Aquarium | 714 R | T.B.B.Paddock | |
| Waikiki Beach 16, Hawaii | 716 R | T.B.B.Paddock | |
| Waikiki Beach, Hawaii | 254 R | D.Snook | |
| Waikiki Beach, Hawaii | 255 R | D.Snook | |
| Waikokai, N.Z. | 322 R | S.Chaffer | |
| Walberswick, Salt marsh | 634 R | B.Hartley 2227 | |
| Walfish Bay, S.Africa | 900 R | R.I.Firth288 | Actinocyclus |
| Walfish Bay, South Africa | 015 G | R.I.Firth 288 | Recent marine |
| Walloper Well | 076 R | B.Hartley1371 | |
| Walvis Bay | 020 B | | |
| Walvis Bay | 112 R | | |
| Walvis Bay | 135 R | | |
| Walvis Bay, Sea bed mud South Africa | 013 G | R.I.Firth 65 | |
| Walvis Bay, Green mud from bottom | 154 R | | |
| Walvis Bay, S.Africa | 001 Y | B.Hartley 12292 | Worked. |
| Walvis Bay, Washed South Africa | 014 G | R.I.Firth 292 | Biddulphia, Arachnoidiscus, Climacosphenia moniligera, Xmas tree |
| Wandelaaw, N.S. | 633 B | J.A.Long W7 | P.L |
| Wanliable Creek, N.S.W | 328 R | | |
| Warbossa, Florida U.S.A. | 586 B | J.A.Long F32 | Eupodiscus radiatus, Pleurosigma |
| Warnemunde, Germany | 159 B | | |
| Warri River, Nigeria | 167 B | | |
| Warri River, Nigeria | 242 B | Mills | |
| Warri River, Nigeria | 271 B | | |
| Warri River, Nigeria | 459 B | J.A.Long W21 | R.M |
| Warri River, Nigeria | 610 B | | R.M |
| Warri River, Nigeria | 883 B | K.D.Kemp | Cleaned by K.D.K 29/11/88 |
| Warri River, Nigeria[1] | 596 B | | R.M |
| Warwick, Rhode Island | 559 B | | |
| Washington State of, U.S.A. East Area | 297 B | J.A.Long W11 | |
| Washington Terr, East Area U.S.A. | 663 B | | |
| Washington, The Red tide U.S.A. | 211 R | | Aulacodiscus kittonii |
| Waterford, Main U.S.A. | 031 R | B.Hartley 1053 | On duck pond |
| Waterlot, Southampton Princess outlet Bermuda | 139 R | K.D.Kemp | |
| Waterlot, Southampton Princess Bermuda | 212 R | K.D.Kemp | Coarse, Navicula lyra |
| Wedmore Rhyne, Somerset Peaty | 163 R | K.D.Kemp | Coarse |
| Wedmore Rhyne, Somerset Peaty | 164 R | K.D.Kemp | |
| Wedmore, Somerset | 404 R | K.D.Kemp | |
| Weequachick Lake, N.Y U.S.A. | 624 B | J.A.Long W4 | R.F\W |
| Well hill, Settle Yorks. | 022 R | B.Hartley 1138 | < 400 |
| Wellington, N.Z. | 593 B | J.A.Long W19 | R.F\W |
| Wellington, N.Z. In stomach of Flounder | 316 R | S.Chaffer | |
| Wells, Somerset Footpath drain | 380 R | K.D.Kemp | |
| Wells, Somerset Wishing well | 568 R | B.Hartley 1242 | |
| West Africa | 797 B | B.Hartley2020 | R.M |
| West Africa, Dried weed | 125 R | | |
| West Bay, Dorset Harbour Pier | 115 R | B.Hartley 952 | Navicula mutica good |
| West Beach, Lat 20oN Long120E | 841 R | R.I.Firth44 | |
| West Harbour, Conn. U.S.A. | 471 B | J.A.Long W10 | R.M |
| West Indian sponges | 155 R | | |
| West Pacific, Lat20oN Long120oE | 969 R | R.I.Firth144 Wards | |
| West Spitzbergen | 220 R | | |
| Westdean, East Sussex | 993 B | R.I.Firth42 | Drainage channel at junction Exceat/litlington & Westdean roads |
| Westmorland, Virginia U.S.A. (BM) | 979 R | R.I.Firth | |
| Weston super Mare, Avon Bay plankton | 230 R | K.D.Kemp | |
| Weston super Mare, Avon Boat Lake | 008 R | K.D.Kemp | Gyrosigma balticum |
| Weston super Mare, Avon Boat Lake | 009 R | K.D.Kemp | Fine |
| Weston super Mare, Avon On harbour wall | 409 R | K.D.Kemp | |
| Weston super Mare, Avon on sand | 073 R | K.D.Kemp | Gyrosigma wansbeckii |
| Weston super Mare, Avon on sand | 178 R | K.D.Kemp | Nitzschia epithemioides |
| Weston-s-Mare | 830 R | K.D.Kemp | Melosira |
| Whirinaki Valley, 18 Miles South of Roturua N.Z. | 065 B | | |
| Whirinaki Valley, 18 Miles South of Roturua N.Z. | 296 B | | |
| Whitsable dredgings | 195 B | | |
| Whittington Mill, Gloucestershire | 864 R | N.Charles | Good Cymbella lanceolata |
| Willowbank bridge, Bermuda Plankton | 182 R | J.Canne | |
| Willowbank 'E', Bermuda | 126 R | J.Canne | |
| Wilmurt, N.Y U.S.A. | 131 B | Latham | |
| Wilmurt, N.Y U.S.A. | 591 B | J.A.Long W6 | F.F\W |
| Windermere Lake, Westmorland | 529 B | K.D.Kemp | |
| Windermere, Phytoplankton | 917 B | | |
| Winscomb Hill, Nr. Banwell Somerset | 083 G | K.D.Kemp | |
| Wisley, (R.H.S.)A.G.Greenfield | 878 R | R.I.Firth663 | |
| Worcester, Mass U.S.A. | 144 B | J.A.Long W8 | F.F\W |
| Worcester, Mass U.S.A. | 583 B | | |
| Worcester, Mass. U.S.A. | 558 B | | |
| Wreck Road pond, Bermuda | 138 R | K.D.Kemp | |
| Wyke Regis, Chessil Beach Dorset | 505 R | K.D.Kemp | Fine |
| Wyke Regis, Chessil Beach Dorset | 506 R | K.D.Kemp | Coarse |
| Xenia Hotel beach, rock scrapings Corfu | 027 G | R.I.F. | Sample 1 |
| Yagiana Bay, Oregon U.S.A. | 129 B | Tempere | |
| Yang-Tse, Kiang | 045 B | | |
| Yarra | 339 B | J.A.Long Y13 | R.Br |
| Yarra | 644 B | J.A.Long Y12 | R.Br |
| Yarra River, Australia Ex QMC | 845 R | R.I.Firth | Actinocyclus ralfsii |
| Yarra River, Victoria | 594 B | J.A.Long Y | R.Br |
| Yarra Yarra, [300] | 375 R | | Actinocyclus ralfsii |
| Yeovil stream, Yeovil Somerset | 012 R | K.D.Kemp | |
| Yesso, N. Japan | 380 B | J.A.Long Y11 | R.M |
| Yesso, N. Japan | 455 B | J.A.Long Y10 | R.M |
| Yesso, N. Japan | 664 B | J.A.Long Y9 | R.M |
| Yesso, N. Japan | 740 B | J.A.Long Y8 | |
| Yesso, Netanai Japan | 793 B | B.Hartley2017 | |
| Ynys Lake, N.Wales | 950 R | R.I.Firth 55 B.Hartley 248 | NGR:SH601354 |
| Ynys Lake, N.Wales | 967 R | R.I.Firth78 | |
| Yokohama, Japan | 075 B | | |
| Yokohama, Japan | 280 B | | |
| Zuljana, Pel Jesac Peninsula Yugoslavia | 751 R | | |
| Zway Lake, Abyssinia | 473 B | J.A.Long Z1 | F.F\W |