| 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.</ |
