UMUT Nos. 12401 - 12600

CM 12401 Odostomia limpida Dall & Bartsch

Otuka, Y., 1935b:  p. 863, pl. 54, fig. 59

CM 12402 Odostomia limpida Dall & Bartsch

Otuka, Y., 1935b

CM 12403 Cingulina triarata Pilsbry

Otuka, Y., 1935b:  p. 863, pl. 54, fig. 100

CM 12404a Turbonilla aff. imbana Yokoyama

Otuka, Y., 1935b:  p. 863, pl. 54, figs. 66, 67

CM 12404b Turbonilla aff. imbana Yokoyama

Otuka, Y., 1935b:  p. 863, pl. 54, figs. 68, 69

CM 12405 Turbonilla (Strioturbonilla) nihona Otuka, 1935, Paratype

Otuka, Y., 1935b

CM 12406 Turbonilla (Strioturbonilla) nihona Otuka, 1935, Paratype

Otuka, Y., 1935b

CM 12407a Turbonilla (Strioturbonilla) nihona Otuka, 1935, Holotype

Otuka, Y., 1935b:  p. 863, text-figs. 222, 223

CM 12407b Turbonilla (Strioturbonilla) nihona Otuka, 1935, Paratype

Otuka, Y., 1935b

CM 12408 Turbonilla (Pyrgiscus) matunamiensis Otuka, 1935, Holotype

Otuka, Y., 1935b:  p. 864, text-fig. 224

CM 12409 Turbonilla sp.

Otuka, Y., 1935b

CM 12410 Turbonilla (Pyrgiscus) sp.

Otuka, Y., 1935b

CM 12411 Turbonilla (Mormula) sp.

Otuka, Y., 1935b

CM 12412 Turbonilla hiradokoensis Otuka, 1935, Holotype

Otuka, Y., 1935b:  p. 865, pl. 54, fig. 90a, b

CM 12412 Strombus (Labiostrombus) japonicus Reeve

Otuka, Y., 1935b

CM 12413 Syrnola cinctella ? A. Adams

Otuka, Y., 1935b

CM 12415 Strombus (Labiostrombus) japonicus Reeve

Otuka, Y., 1935b

CM 12416 Strombus (Labiostrombus) japonicus Reeve

Otuka, Y., 1935b:  p. 866, pl. 54, fig. 99

CM 12417 Polynices didyma (Bolten)

Otuka, Y., 1935b

CM 12418 Polynices sagamiensis Pilsbry

Otuka, Y., 1935b:  p. 866, pl. 53, fig. 36

CM 12419 Natica concinna Dunker

Otuka, Y., 1935b

CM 12420 Sinum (Eunaticina) papillum (Gmelin)

Otuka, Y., 1935b:  p. 867, pl. 54, fig. 64

CM 12421 Erato callosa (A. Adams & Reeve)

Otuka, Y., 1935b:  p. 867, pl. 54, fig. (without number)

CM 12422 Erronea japonica (Schilder)

Otuka, Y., 1935b:  p. 868, pl. 54, fig. 52a, b

CM 12423 Bursa (Gyrineum) natatoria ("Bolten" Roding)

Otuka, Y., 1935b:  p. 868, pl. 53, fig. 50a, b

CM 12424 Trophon (Bedeva) birileffi Lischke

Otuka, Y., 1935b

CM 12425 Thais (Mancinella) bronni (Dunker)

Otuka, Y., 1935b

CM 12426 Thais (Mancinella) bronni (Dunker)

Otuka, Y., 1935b

CM 12427 Thais (Mancinella) bronni (Dunker)

Otuka, Y., 1935b:  p. 868, pl. 54, fig. 77

CM 12428 Pyrene (Mitrella) varians (Dunker)

Otuka, Y., 1935b:  p. 868, pl. 54, fig. 82a, b

CM 12429 Pyrene (Mitrella) varians (Dunker)

Otuka, Y., 1935b

CM 12430 Pyrene (Mitrella) varians (Dunker)

Otuka, Y., 1935b

CM 12431 Pyrene (Zafra) pumila (Dunker)

Otuka, Y., 1935b:  p. 869, pl. 54, fig. 76a, b

CM 12432 Pyrene (Zafra) pumila (Dunker)

Otuka, Y., 1935b

CM 12433 Pyrene (Zafra) pumila (Dunker)

Otuka, Y., 1935b

CM 12434 Neptunea uwasoensis (Otuka), Holotype

Otuka, Y., 1935b:  p. 869, pl. 54, fig. 75

CM 12434 Neptunea (Neptunea) eos (Kuroda, 1931)

Amano, K., 1997:  p. 276, fig. 2-8a,b

CM 12435 Siphonalia sp.

Otuka, Y., 1935b

CM 12436 Engina menkeana (Dunker)

Otuka, Y., 1935b

CM 12437 Nassarius (Hinia) festivus (Powys)

Otuka, Y., 1935b

CM 12438 Nassarius (Hinia) destivus (Powys)

Otuka, Y., 1935b:  p. 870, pl. 53, fig. 39a, b

CM 12439 Nassarius (Hinia) festivus (Powys)

Otuka, Y., 1935b

CM 12440 Nassarius (Tritonella) japonicus (A. Adams)

Otuka, Y., 1935b:  p. 870, pl. 53, fig. 37

CM 12441 Nassarius (Tritonella) japonicus (A. Adams)

Otuka, Y., 1935b

CM 12442 Nassarius (Akectrion) balteatus (Lischke)

Otuka, Y., 1935b:  p. 870, pl. 53, fig. 35a, b

CM 12443 Nassarius (Zeuxis) caelatus (A. Adams)

Otuka, Y., 1935b:  p. 871, pl. 53, fig. 44

CM 12444 Nassarius (Niotha) gemmularus (Lamarck)

Otuka, Y., 1935b:  p. 871, pl. 53, fig. 43a, b

CM 12445 Nassarius (Niotha) livescens (Philippi)

Otuka, Y., 1935b:  p. 872, pl. 53, fig. 38

CM 12446 Nassarius (Niotha) livescens (Philippi)

Otuka, Y., 1935b:  p. 872, pl. 53, fig. 74

CM 12447 Fusinus perplexus (A. Adams)

Otuka, Y., 1935b:  p. 872, pl. 54, fig. 81

CM 12448 Oliva mustelina Lamarck

Otuka, Y., 1935b:  p. 872, pl. 54, fig. 60

CM 12449 Mitra sp.

Otuka, Y., 1935b

CM 12450 Cancellaria (Narona) spengleriana Deshayes

Otuka, Y., 1935b

CM 12451 Clavatula consimilis (Smith)

Otuka, Y., 1935b:  p. 872, pl. 54, fig. 103a-c

CM 12453 Brachytoma jeffreysii Smith

Otuka, Y., 1935b

CM 12454 Asthenotoma yokoyamai notoensis Otuka, 1935, Holotype

Otuka, Y., 1935b:  p. 873, pl. 54, fig. 101

RM 12455 Asthenotoma komakimonos Otuka, 1935, Holotype

Otuka, Y., 1935b:  p. 874, text-fig. 225

CM 12456 Mangelia makiyamai Otuka, 1935, Holotype

Otuka, Y., 1935b:  p. 874, pl. 54, fig. 94a, b

CM 12457 Mangelia makiyamai Otuka, 1935, Paratype

Otuka, Y., 1935b:  p. 874, pl. 54, fig. 95

CM 12458 Philbertia tincta (Reeve)

Otuka, Y., 1935b:  p. 875, pl. 54, fig. 83a, b

CM 12459 Philbertia tincta (Reeve)

Otuka, Y., 1935b

CM 12460 Asperdaphne subzonata (Smith)

Otuka, Y., 1935b:  p. 876, pl. 54, fig. 104a, b

CM 12461 Pseudorhaphitoma naganumaensis Otuka, 1935, Paratype

Otuka, Y., 1935b

CM 12462 Pseudorhaphitoma ? sp.

Otuka, Y., 1935b:  p. 877, pl. 54, fig. 97a, b

CM 12463 Terebra (Punctoterebra) lischkeana Dunker

Otuka, Y., 1935b

CM 12464 Ringicula (Ringiculella) doliaris Gould

Otuka, Y., 1935b:  p. 878, pl. 54, fig. 65

CM 12465 Ringicula (Ringiculella) doliaris Gould

Otuka, Y., 1935b

CM 12466 Ringicula (Ringiculella) aff. yokoyamai Takeyama

Otuka, Y., 1935b

CM 12467 Solidula strigosa (Gould)

Otuka, Y., 1935b:  p. 878, pl. 54, fig. 54

CM 12468 Acteocina exilis (Dunker)

Otuka, Y., 1935b:  p. 878, pl. 54, fig. 56a, b

CM 12469 Retusa minima Yamakawa

Otuka, Y., 1935b:  p. 879, pl. 54, fig. 55

CM 12470 Retusa minima Yamakawa

Otuka, Y., 1935b

CM 12471 Rhizorus artiaperta (Yamakawa)

Otuka, Y., 1935b:  p. 879, pl. 54, fig. 57

CM 12472 Rhizorus artiaperta (Yamakawa)

Otuka, Y., 1935b:  p. 879, pl. 54, fig. 58

CM 12473 Cylichna yamakawai Yokoyama

Otuka, Y., 1935b

CM 12474 Cylichna yamakawai Yokoyama

Otuka, Y., 1935b

CM 12475 Philine japonica Lischke

Otuka, Y., 1935b

CM 12476 Dentalium (Dentalium) hexagonum Gould

Otuka, Y., 1935b

CM 12477 Dentalium (Dentalium) hexagonum Gould

Otuka, Y., 1935b:  p. 879, pl. 54, fig. 88

CM 12478 Dentalium (Dentalium) hexagonum Gould

Otuka, Y., 1935b

CM 12479 Dentalium (Antalis) motidukii Otuka, 1935, Holotype

Otuka, Y., 1935b:  p. 879, pl. 54, fig. 89

CM 12480 Siphonodentalium (Pulsellum) ozawai Yokoyama

Otuka, Y., 1935b

CM 12481 Nucula sp.

Otuka, Y., 1935b

CM 12482 Acila divaricata (Hinds)

Otuka, Y., 1935b

CM 12483 Limopsis tokaiensis Yokoyama

Otuka, Y., 1935b

CM 12484 Glycymeris rotunda (Dunker)

Otuka, Y., 1935b

CM 12485 Navicula ocellata (Reeve)

Otuka, Y., 1935b

CM 12486 Navicula ocellata (Reeve)

Otuka, Y., 1935b:  p. 882, pl. 55, figs. 109, 110

CM 12487 Navicula ocellata (Reeve)

Otuka, Y., 1935b

CM 12488 Navicula boucardi (Jousseaume)

Otuka, Y., 1935b

CM 12489 Navicula boucardi (Jousseaume)

Otuka, Y., 1935b

CM 12490 Barbatia obtusoides (Nyst)

Otuka, Y., 1935b:  p. 883, pl. 57, figs. 197, 198

CM 12491 Barbatia stearnsi (Pilsbry)

Otuka, Y., 1935b

CM 12492 Barbatia stearnsi (Pilsbry)

Otuka, Y., 1935b

CM 12493 Barbatia symmetrica (Reeve)

Otuka, Y., 1935b:  p. 883, pl. 55, fig. 107a, b

CM 12494 Barbatia reticulata (Gmelin)

Otuka, Y., 1935b:  p. 883, pl. 55, fig. 111a, b

CM 12495 Barbatia decussata (Sowerby)

Otuka, Y., 1935b

CM 12496 Barbatia decussata (Sowerby)

Otuka, Y., 1935b:  p. 884, pl. 55, fig. 118

CM 12497 Arca subcrenata Lischke

Otuka, Y., 1935b

CM 12498 Arca inflata Reeve

Otuka, Y., 1935b

CM 12499 Arca amicula Yokoyama

Otuka, Y., 1935b

CM 12500 "Bathyarca" uwaensis (Yokoyama)

Otuka, Y., 1935b:  p. 884, pl. 55, figs. 114, 115

CM 12501 Trichomusculus divaricatus (Philippi)

Otuka, Y., 1935b:  p. 884, pl. 55, figs. 116, 117

CM 12502 Trichomusculus divaricatus (Philippi)

Otuka, Y., 1935b

CM 12503 Anomia sp.

Otuka, Y., 1935b

CM 12504 Ostrea denselamellosa Lischke

Otuka, Y., 1935b

CM 12505 Ostrea gigas Thunberg

Otuka, Y., 1935b

CM 12506 Ostrea sp.

Otuka, Y., 1935b

CM 12507 Plicatula horrida Dunker

Otuka, Y., 1935b

CM 12508 Pseudamussium intuscostatum (Yokoyama)

Otuka, Y., 1935b

CM 12509 Chlamys irregularis (Sowerby)

Otuka, Y., 1935b

CM 12510 Chlamys swiftii etchegoini (Anderson)

Otuka, Y., 1935b:  p. 886, pl. 55, fig. 140

CM 12511 Chlamys hastatus aff. ingeniosa

Otuka, Y., 1935b

CM 12512 Chlamys crassivenia (Yokoyama)

Otuka, Y., 1935b:  p. 886, pl. 55, fig. 137

CM 12513 Chlamys crassivenia (Yokoyama)

Otuka, Y., 1935b:  p. 886, pl. 55, fig. 139

CM 12514 Chlamys crassivenia (Yokoyama)

Otuka, Y., 1935b

CM 12515 Chlamys crassivenia (Yokoyama)

Otuka, Y., 1935b:  p. 886, pl. 55, fig. 141

CM 12516 Chlamys crassivenia (Yokoyama)

Otuka, Y., 1935b

CM 12517 Chlamys notoensis (Yokoyama)

Otuka, Y., 1935b

CM 12518 Chlamys nipponensis Kuroda

Otuka, Y., 1935b

CM 12519 Chlamys nipponensis Kuroda

Otuka, Y., 1935b

CM 12520 Chlamys nipponensis Kuroda

Otuka, Y., 1935b

CM 12521 Chlamys nipponensis Kuroda

Otuka, Y., 1935b

CM 12522 Chlamys sp.

Otuka, Y., 1935b:  p. 887, pl. 55, fig. 143

CM 12523 Pecten laqueatus Sowerby

Otuka, Y., 1935b

CM 12524 Pecten laqueatus Sowerby

Otuka, Y., 1935b

CM 12525 Pecten laqueatus Sowerby

Otuka, Y., 1935b

CM 12526 Patinopecten tokyoensis kimurai (Yokoyama)

Otuka, Y., 1935b:  p. 887, pl. 57, fig. 212

CM 12527 Patinopecten plebejus (Yokoyama)

Otuka, Y., 1935b

CM 12528a Patinopecten kagamianus (Yokoyama)

Otuka, Y., 1935b:  p. 888, pl. 55, fig. 138

CM 12528b Patinopecten kagamianus (Yokoyama)

Otuka, Y., 1935b:  p. 888, pl. 55, fig. 144

CM 12529 Spondylus cruentus Lischke

Otuka, Y., 1935b

CM 12530 Spondylus cruentus Lischke

Otuka, Y., 1935b:  p. 888, pl. 55, fig. 129

CM 12531 Lima lischkei Lamy

Otuka, Y., 1935b:  p. 888, pl. 55, figs. 132, 133

CM 12532 Lima lischkei Lamy

Otuka, Y., 1935b

CM 12533 Lima basilanica A. Adams & Reeve

Otuka, Y., 1935b:  p. 888, pl. 55, figs. 130, 131

CM 12534 Limatula subauriculata (Montagu)

Otuka, Y., 1935b:  p. 889, pl. 55, figs. 121, 122

CM 12535 Crassatellites nanus (A. Adams & Reeve)

Otuka, Y., 1935b:  p. 889, pl. 56, figs. 146, 147

CM 12536 Trapezium japonica Pilsbry

Otuka, Y., 1935b:  p. 889, pl. 57, figs. 202, 203

CM 12537a Astarte hakodatensis Yokoyama

Otuka, Y., 1935b:  p. 889, pl. 56, fig. 148

CM 12537b Astarte hakodatensis Yokoyama

Otuka, Y., 1935b:  p. 889, pl. 56, fig. 149

CM 12537c Astarte hakodatensis Yokoyama

Otuka, Y., 1935b:  p. 889, pl. 56, fig. 150

CM 12538 Astarte alaskensis Dall

Otuka, Y., 1935b:  p. 890, pl. 57, fig. 195

CM 12539 Cardita cumingiana Dunker

Otuka, Y., 1935b:  p. 890, pl. 56, fig. 157a, b

CM 12540 Cardita cumingiana Dunker

Otuka, Y., 1935b

CM 12541 Cardita cumingiana Dunker

Otuka, Y., 1935b

CM 12542 Venericardia ferruginosa (A. Adams & Reeve)

Otuka, Y., 1935b:  p. 890, pl. 57, figs. 210, 211

CM 12543 Venericardia ferruginosa (A. Adams & Reeve)

Otuka, Y., 1935b:  p. 890, pl. 56, fig. 174a, b

CM 12544 Venericardia nakamurai Yokoyama

Otuka, Y., 1935b

CM 12545 Corbicula sp.

Otuka, Y., 1935b:  p. 891, pl. 57, fig. 196

CM 12546a Basterotia gouldii (A. Adams)

Otuka, Y., 1935b:  p. 891, pl. 55, figs. 125, 126

CM 12546b Basterotia gouldii (A. Adams)

Otuka, Y., 1935b:  p. 891, pl. 55, figs. 127, 128

CM 12547 Thyasira nipponica Yabe & Nomura

Otuka, Y., 1935b:  p. 891, pl. 57, fig. 194

CM 12548 Thyasira yabei Kuroda

Otuka, Y., 1935b

CM 12549a Taras lunaris (Yokoyama)

Otuka, Y., 1935b:  p. 891, pl. 56, fig. 167a, b

CM 12549b Taras lunaris (Yokoyama)

Otuka, Y., 1935b:  p. 891, pl. 56, figs. 175, 176

CM 12550 Lucina (Lucinoma) acutilineata Conrad

Otuka, Y., 1935b

CM 12551 Pillucina pisidium (Dunker)

Otuka, Y., 1935b:  p. 892, pl. 57, fig. 200a, b

CM 12552 Pillucina pisidium (Dunker)

Otuka, Y., 1935b

CM 12553 "Lucina" contraria Dunker

Otuka, Y., 1935b:  p. 892, pl. 57, figs. 190, 191

CM 12554 Anodontia bialata (Pilsbry)

Otuka, Y., 1935b:  p. 892, pl. 56, figs. 153, 154

CM 12555 Anodontia bialata (Pilsbry)

Otuka, Y., 1935b

CM 12557 Codakia divergens (Pilsbry)

Otuka, Y., 1935b:  p. 892, pl. 56, figs. 177, 178

CM 12558 Codakia divergens (Philippi)

Otuka, Y., 1935b

CM 12559 Kellya notoensis Yokoyama

Otuka, Y., 1935b:  p. 893, pl. 56, fig. 163

CM 12560 Scintilla nipponica Yokoyama

Otuka, Y., 1935b:  p. 893, pl. 56, fig. 182a, b

CM 12561 "Jousseaumiella" arassa (Yokoyama)

Otuka, Y., 1935b:  p. 893, pl. 57, figs. 207, 208

CM 12562 Mysella oblongata (Yokoyama)

Otuka, Y., 1935b:  p. 893, pl. 57, figs. 213, 214

CM 12563 Chama aspersa Reeve

Otuka, Y., 1935b

CM 12564 Chama aspersa Reeve

Otuka, Y., 1935b

CM 12565 Chama aspersa Reeve

Otuka, Y., 1935b:  p. 893, pl. 55, figs. 123, 124

CM 12566 Chama aspersa Reeve

Otuka, Y., 1935b:  p. 893, pl. 55, figs. 119, 120

CM 12566 Anodontia bialata (Pilsbry)

Otuka, Y., 1935b

CM 12567 Papyridea (Fulvia) muticum (Reeve)

Otuka, Y., 1935b

CM 12568 Papyridea (Fulvia) muticum (Reeve)

Otuka, Y., 1935b:  p. 893, pl. 56, figs. 160, 165

CM 12569 Papyridea (Fulvia) muticum (Reeve)

Otuka, Y., 1935b

CM 12570 Papyridea (Fulvia) muticum (Reeve)

Otuka, Y., 1935b

CM 12571a Papyridea (Fulvia) hungerfordi (Sowerby)

Otuka, Y., 1935b:  p. 894, pl. 56, figs. 155, 156

CM 12571b Papyridea (Fulvia) hungerfordi (Sowerby)

Otuka, Y., 1935b:  p. 894, pl. 56, figs. 164, 166

CM 12572 Cardium sp.

Otuka, Y., 1935b

CM 12573 Corculum (Fragum) ebaranum Yokoyama

Otuka, Y., 1935b:  p. 894, pl. 56, figs. 170, 171

CM 12574 Gafrarium divaricatum (Gmelin)

Otuka, Y., 1935b:  p. 894, pl. 56, fig. 179

CM 12575 Gafrarium divaricatum (Gmelin)

Otuka, Y., 1935b

CM 12576 Gafrarium (Circe) scriptum stutzeri (Donovan)

Otuka, Y., 1935b

CM 12577 Gafrarium (Circe) scriptum stutzeri (Donovan)

Otuka, Y., 1935b:  p. 894, pl. 56, fig. 180

CM 12578 Saxidomus purpuratus (Sowerby)

Otuka, Y., 1935b

CM 12579 Pitar lineolata Sowerby

Otuka, Y., 1935b:  p. 895, pl. 56, figs. 158, 159

CM 12580 Pitar lineolata Sowerby

Otuka, Y., 1935b

CM 12581 Pitar lineolata Sowerby

Otuka, Y., 1935b

CM 12582 Callista pacifica (Dillwyn)

Otuka, Y., 1935b

CM 12583 Callista pacifica (Dillwyn)

Otuka, Y., 1935b:  p. 895, pl. 56, fig. 181

CM 12584 Meretrix meretrix (Linne)

Otuka, Y., 1935b

CM 12585 Dosinia japonica Reeve

Otuka, Y., 1935b

CM 12586 Dosinia japonica Reeve

Otuka, Y., 1935b

CM 12587 Protothaca jedoensis (Lischke)

Otuka, Y., 1935b

CM 12588 Protothaca jedoensis (Lischke)

Otuka, Y., 1935b

CM 12589 Protothaca jedoensis (Lischke)

Otuka, Y., 1935b

CM 12590 Paphia euglypta (Philippi)

Otuka, Y., 1935b:  p. 896, pl. 56, figs. 172, 173

CM 12591 Paphia sp.

Otuka, Y., 1935b

CM 12592 Paphia (Paratapes) undulata (Born)

Otuka, Y., 1935b:  p. 896, pl. 56, figs. 168, 169

CM 12593 Petricola japonica Dunker

Otuka, Y., 1935b:  p. 896, pl. 57, figs. 188, 189

CM 12594 Raeta pulchella (A. Adams & Reeve)

Otuka, Y., 1935b

CM 12595 Lutraria arcuata Reeve

Otuka, Y., 1935b

CM 12596 Sanguinolaria (Nuttallia) olivacea (Jay)

Otuka, Y., 1935b

CM 12597 Theora lubrica Gould

Otuka, Y., 1935b

CM 12598 Macoma (Pseudometis) praerupta Salisbury

Otuka, Y., 1935b:  p. 897, pl. 56, figs. 161, 162

CM 12599 Macoma tokyoensis Makiyama

Otuka, Y., 1935b

CM 12600 Macoma tokyoensis Makiyama

Otuka, Y., 1935b