Nuculoida 14
nuculoides, Cadella 201
nudus, Spondylus 93
numaensis, Acar 32
numatai, Dentalium (Fustiaria) 336
nuttalli, Lutraria 183
nuttalli, Saxidomus 270
nuttalli, Tresus 183
Nuttallia 223
Nuttalia commode 224
Nuttalia ezonis 224
Nuttalia japonica 224
Nuttalia nuttallii 224
Nuttalia olivacea 223
(Nuttalia) Petri, Soletellina 224
Nuttalia solida 224
nuttallii, Cardium 172
nuttallii, Clinocardium 174
nuttalii, Nuttallia 224
nuttallii, Sanguinolaria 223
nuttingi, Calloarca 34
nuttingi, Coraliarca 34
nux, Cryptopecten 84
nux, Pinguitellina 203
[O]
oahua, Barbatia 31
oahuense, Allogramma 305
obesa, Cypricardia 234
obesa, Glossocardia 234, 240, pl. 50, f. 1-2
obesa, Mactra 179
obesa, Nipponomysella 147
obessa, Anadara (Tegillarca) 38
obesula, Myrtea 127
obesum, Corculum 169
Oblimopa 49
Oblimopa japonica 46, pl. 9, f. 3, 8-9, 49
obliqua, Axinulus 132
obliqua, Diplodonta 136
obliqua, Limopsis 48
obliqua, Nucula 15
Obliquaria quadrula 119
obliquaria, Tellina 203
obliquatum [-us], Pitar (Pitarina) 257
obliquatus, Parallelodon 43
obliquilineata, Tellina 203
obliquistriata, Jactellina (Jactellina) 203
oblonga, Chama 233
oblonga, Crenulilimopsis 49
oblonga, Cycladicama 134
oblonga, Cyrenoida 134
oblonga, Limopsis 49
oblonga, Mya 183
oblongata, Indocrassatella 162, pl. 30, figs. 14-15, 163
oblongata, Montacuta 147
oblongata, Nipponomysella 147
oblongato[-ta], Montacuta 147
oblongum, Cardium 171
oblongum, Trapezium (Trapezium) 234
oblongus, Cryptodon 131
(Obovalis) omiensis, Pseudodon 115
(Obovalis), Pseudodon 115
obscura, Semele 213
obtecta, Aspidopholas 292
obtecta, Pholas 292
obtusa, Arca 31
obtusa duplicostata, Arca (Barbatia) 33
obtusa, Yoldia 17
obtusirostris, Cuspidaria 321
obtusoides, Arca 31
occidens, Solen 220
occidens, Dysmea (Dysmea) 220
occidentalis, Turtonia 154
oceanica, Spinula 24
ocellata, Arca 29
ochotensis, Cardiomya (Cardiomya) 323
octangulatum, Dentalium 329, pl. 68, f. 3, 330
octogonum, Dentalium 330
Offadesma 310
Offadesma nakamigawai 310
ogasawarana, Lima (Meotolima) 94
ogasawarana, Meotolima 94
ogurae, Anodonta (Sinanodonta) 120
ohshimai, Devonia (Ohshimaia) 153
ohshimai, Fronsella 146
(Ohshimaia), Devonia 153
(Ohshimaia) ohshimai, Devonia 153
(Ohshimaia) semperi, Devonia 153
oinouyei, Crassatella 163
ojianus, Alveinus 233, 235, pl. 49, f. 1-2
ojiensis, Tellina 198
okinawaense, Sphaerium 245
okudai, Siphonodentalium 338, pl. 71, f. 12-13, 341, 342, pl. 72, f. 3 (radula)
okutanii, Cardiomya (Cardiomya) behringensis 322
Oligodonta 123
olivacea, Estellarca 40, pl. 7, f. 9-10, 41
olivacea, Felaniella 135
olivacea, Montacutona 146
olivacea, Nuttallia 223
olivifer, Regozara 165
Omala 195
Omala hyalina 195; 196, pl. 38, f. 3-4
Omala inaequivalvis 195
omiensis, Pseudodon (Obovalis) 116
Omniglypta 337
Omniglypta cerina 335, pl. 70, f. 5-6, 337, 342, pl. 72, f. 6 (radula)
Omniglyptidae 337
Omphaloclathrum 246
ootanii, Chlamys 81
oomiensis, Pseudodon (Obovalis) 116
oonogai, Mya (Arenomya) arenaria 276, pl. 58, f. 3, 278
nuculoides, Cadella 201
nudus, Spondylus 93
numaensis, Acar 32
numatai, Dentalium (Fustiaria) 336
nuttalli, Lutraria 183
nuttalli, Saxidomus 270
nuttalli, Tresus 183
Nuttallia 223
Nuttalia commode 224
Nuttalia ezonis 224
Nuttalia japonica 224
Nuttalia nuttallii 224
Nuttalia olivacea 223
(Nuttalia) Petri, Soletellina 224
Nuttalia solida 224
nuttallii, Cardium 172
nuttallii, Clinocardium 174
nuttalii, Nuttallia 224
nuttallii, Sanguinolaria 223
nuttingi, Calloarca 34
nuttingi, Coraliarca 34
nux, Cryptopecten 84
nux, Pinguitellina 203
[O]
oahua, Barbatia 31
oahuense, Allogramma 305
obesa, Cypricardia 234
obesa, Glossocardia 234, 240, pl. 50, f. 1-2
obesa, Mactra 179
obesa, Nipponomysella 147
obessa, Anadara (Tegillarca) 38
obesula, Myrtea 127
obesum, Corculum 169
Oblimopa 49
Oblimopa japonica 46, pl. 9, f. 3, 8-9, 49
obliqua, Axinulus 132
obliqua, Diplodonta 136
obliqua, Limopsis 48
obliqua, Nucula 15
Obliquaria quadrula 119
obliquaria, Tellina 203
obliquatum [-us], Pitar (Pitarina) 257
obliquatus, Parallelodon 43
obliquilineata, Tellina 203
obliquistriata, Jactellina (Jactellina) 203
oblonga, Chama 233
oblonga, Crenulilimopsis 49
oblonga, Cycladicama 134
oblonga, Cyrenoida 134
oblonga, Limopsis 49
oblonga, Mya 183
oblongata, Indocrassatella 162, pl. 30, figs. 14-15, 163
oblongata, Montacuta 147
oblongata, Nipponomysella 147
oblongato[-ta], Montacuta 147
oblongum, Cardium 171
oblongum, Trapezium (Trapezium) 234
oblongus, Cryptodon 131
(Obovalis) omiensis, Pseudodon 115
(Obovalis), Pseudodon 115
obscura, Semele 213
obtecta, Aspidopholas 292
obtecta, Pholas 292
obtusa, Arca 31
obtusa duplicostata, Arca (Barbatia) 33
obtusa, Yoldia 17
obtusirostris, Cuspidaria 321
obtusoides, Arca 31
occidens, Solen 220
occidens, Dysmea (Dysmea) 220
occidentalis, Turtonia 154
oceanica, Spinula 24
ocellata, Arca 29
ochotensis, Cardiomya (Cardiomya) 323
octangulatum, Dentalium 329, pl. 68, f. 3, 330
octogonum, Dentalium 330
Offadesma 310
Offadesma nakamigawai 310
ogasawarana, Lima (Meotolima) 94
ogasawarana, Meotolima 94
ogurae, Anodonta (Sinanodonta) 120
ohshimai, Devonia (Ohshimaia) 153
ohshimai, Fronsella 146
(Ohshimaia), Devonia 153
(Ohshimaia) ohshimai, Devonia 153
(Ohshimaia) semperi, Devonia 153
oinouyei, Crassatella 163
ojianus, Alveinus 233, 235, pl. 49, f. 1-2
ojiensis, Tellina 198
okinawaense, Sphaerium 245
okudai, Siphonodentalium 338, pl. 71, f. 12-13, 341, 342, pl. 72, f. 3 (radula)
okutanii, Cardiomya (Cardiomya) behringensis 322
Oligodonta 123
olivacea, Estellarca 40, pl. 7, f. 9-10, 41
olivacea, Felaniella 135
olivacea, Montacutona 146
olivacea, Nuttallia 223
olivifer, Regozara 165
Omala 195
Omala hyalina 195; 196, pl. 38, f. 3-4
Omala inaequivalvis 195
omiensis, Pseudodon (Obovalis) 116
Omniglypta 337
Omniglypta cerina 335, pl. 70, f. 5-6, 337, 342, pl. 72, f. 6 (radula)
Omniglyptidae 337
Omphaloclathrum 246
ootanii, Chlamys 81
oomiensis, Pseudodon (Obovalis) 116
oonogai, Mya (Arenomya) arenaria 276, pl. 58, f. 3, 278