MARINE MOLLUSKS — MACGrNTITIE 



193 



Natica, 90 



clausa. 90 

 nazanensis, Oenopota, 134 

 Neptunea, 121 



heros, 122 



middendorffiana, 124 



ventricosa, 121 

 niger, Musculus, 157 

 noachina, Puncturella, 74 

 Nodotoma, 137 



impressa, 137 

 norvegica, Lyonsia, 164 

 Nucula. 149 



tenuis, 149 

 Nuculana, 150 



minuta, 150 



radiata, 151 



Obesotoma, 132 



simplex, 133 



tenuilirata, 132 

 obscura, Solariella, 80 

 occidentalis, Ptychatractus, 129 

 occulta, Cylichna, 140 

 Odostomia, 141 



Cassandra, 141 

 Oenopota, 134 



harpa, 134 



nazanensis, 134 



tenuieostata, 134 

 "Oenopota" elegans, 135 



harpularia, 135 



pyramidalis, 136 

 Onchidiopsis, 92 



glacialis, 92 



groenlandica, 93 

 orbiculata, Axinopsida, 172 



paciflcus, Boreotrophon, 100 

 pallidus, Polinices, 91 

 Pauomya, 189 



ampla, 190 



arctica, 189 

 perversa, Triphora, 87 

 Piliscus, 93 



commodus, 93 

 planata, Montacuta, 174 



plectrum, Buccinum, 105 

 plicatilis, Velutina, 96 

 Plicifusus, 126 



kroyeri, 126 

 polare, Buccinum, 108 

 Polinices, 91 



monteronus, 91 



pallidus, 91 

 pribiloffensis, Margaritopsis, 79 

 pseudoarenaria, Mya, 186 

 Pseudopythina, 173 



compressa, 173 

 Ptychatractus, 129 



occidentalis, 129 

 Puncturella, 74 



noachina, 74 

 pyramidalis, "Oenopota," 136 

 Pyrulofusus, 114 



deformis, 114 



radiata, Nuculana, 151 

 Raphitoma, 137 



amoena, 137 

 regina, Admete, 131 

 reticulatum, Tachyrhynchus, 86 

 Retusa, 138 



umbilicata, 138 



salmonacea, Coryphella, 145 

 scissurata, Yoldia, 154 

 Serripes, 176 



gronlandicus, 176 

 simplex, Obesotoma, 133 

 Solariella, 80 



obscura, 80 

 sovaliki, Mysella, 173 

 Spiratella, 142 



hellcina, 142 

 spitzbergensis, Colus, 119 

 stefanssoni, Volutopsius, 128 

 stimpsoni, Beringius, 115 

 Symmetrogephyrus, 147 



vestitus, 147 



Tachyrhynchus, 86 

 reticulatum, 86 



Tellina, 180 



lutea, 180 

 tenue, Buccinum, 107 

 tenuieostata, Oenopota, 134 

 tenuilirata, Obesotoma, 132 

 tenuis, Nucula, 149 

 Thracia, 162 



adamsi, 163 



myopsis, 162 

 Thyasira, 171 



flexuasa, 171 

 Trachydermon, 145 



albus, 145 

 Trichotropsis, 88 



blcarlnata, 88 



borealls, 88 



kroyeri, 89 

 Triphora, 87 



perversa, 87 

 truncata, Mya, 184 

 truncatus, Boreotrophon, 101 

 turneri, Aquilonaria, 83 



umbilicata, Retusa, 138 

 undata, Velutina, 94 

 undatum, Buccinum, 114 



vahli, Margarites, 79 

 velutina, Velutina, 95 

 Velutina, 94 



lanigera, 97 



plicatilis, 96 



undata, 94 



velutina, 95 

 ventricosa, Neptunea, 121 

 vestitus, Symmetrogephyrus, 147 

 Volutopsius, 128 



stefanssoni, 128 



Yolida, 151 

 arctica, 151 

 hypoborea, 152 

 myalis, 152 

 scissurata, 154 



zetlandica Aldlsa ,143 



Species Names in Synonymy 



Admete crispa, 129 



middendorffiana, 129 

 Aeolis paplllosa, 145 

 alaskana, Venericardia, 169 

 alba, Lepeta, 73 



Lepidochltona, 145 

 albus. Chiton, 145 

 Amicula vestita, 147 

 Amphlsphyra expansa, 139 



globosa, 139 

 amoenus, Gonatus, 148 

 Amphitrite frondosa, 144 

 ampla, Panomya, 189 



Panope, 189 



aniwana, Liocyma, 177 

 arborescens, Dendronotus, 144 



Doris, 144 

 Area minuta, 150 



tenuis, 149 

 arctica, Astarte, 165 



Glycimeris, 189 



I.eda, 151 



Nucula, 151 



Panopaea, 189 



Portlandla, 151 



Saxicava, 190 

 Astarte arctica, 165 



banksii, 167 



crassldens, 170 



fabula, 167 

 globosa, 167 

 pulchella, 167 

 richardsoni, 165 

 semlsulcata, 165 

 striata, 167 

 warhami, 167 

 Axinus flexuosus, 171 

 gouldii, 171 

 sarsli, 171 



banksii, Astarte, 167 



Nicania, 167 

 beckil, Liocyma, 177 

 behringil, Tritonium, 117 



