212 



BULLETIN 37, UNITED STATES NATIONAL MUSEUM. 



Ancistrosyrinx Continued. 



radial a 



Anisopleura 



Anomalocardia 



rostrata. 



Anomalodesmacea 



Anotnia 



aculeata 



simplex 



Anomiacea 



Anomiidie 



I-age. 



96 



84 



54 



54 



64 



32 



32 



32 



32 



32 



Apluatridae 88 



Aplustrum 88 



Aplysia 9G 



protea 90 



VVillcoxii 90 



Aplysiidaa 90 



Area 40 



Adamsii 42 



americana 40 



auriculata 40 



barbata 40 



Candida 40 



Conradiana 42 



ectocomata 40 



glomer ula 42 



Holmesii 40 



imbricata 40 



incongrua 40 



jamaicensis 40 



lienosa 40 



Nose 40 



nodulosa 42 



Orbignyi 40 



pectunculoidea 42 



pexata 40 



polycyma 42 



ponderosa 40 



reticulata 42 



trans versa 40 



Arcacea. 40 



Arcida) 40 



Argina 40 



Argonauta 174 



americana 174 



argo 174 



ArgonautidaB 174 



Arthropomata 28 



Asapbis 60 



deflorata 60 



Aspella 120 



hastula 120 



lamellosus 120 



obeli sc us 120 



paupercula 120 



scalarioides 120 



Aasiminea 150 



Auberiana 150 



concinna 150 



Assimineidae 150 



A start e 46 



castanea 46 



globala 46 



lens 46 



na.ua 46 



Page. 

 Astarte Continued. 



quadrans PI. 58 



Smithii 4g 



undata 46 



Astartidae 46 



Asthenothaerus 64 



Hemphillii 64 



Astralium 158 



americanum 158 



brevispinum 158 



caelatum 158 



imbricatum ' 158 



longispinum 158 



tuber 158 



Astyris 118 



diaphana 118 



Duclosiana 118 



f'usi form is 118 



lima t a 118 



multilineata 118 



profundi 118 



para 118 



Raveneli 118 



rosacea 118 



Verrillii lie 



Atlanta 136 



Gaudichaudi 136 



inclinata 136 



Lamanoni 136 



Peronii 136 



pulchella 136 



rosea 136 



Atretia 28 



gnomon 28 



Atys 86 



caribaea 86 



Sanderson! 86 



Auricula 90 



Auriculastrum 90 



pellucens 90 



Auricnlidaa 90 



Auriculinae 90 



Aurinia 110 



dubia 110 



Gouldiana 110 



robasta 110 



Avicula 36 



atlantica 36 



nitida 36 



Aviculidae 36 



Balantium 82 



Barbatia 40 



Barnea 72 



costata 72 



maritima 72 



truncata 72 



Basilissa 164 



alta 164 



costulata 164 



delicatula 164 



depressa 164 



super ba 164 



Basommatophora 90 



Basterotia 70 



quadrata 70 



