NATURAL SCIENCES OF PHILADELPHIA. 



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Martesia calva, Sowb. 



clavata, Lam. = M. striata, 

 corticaria, Adams, 

 cuneiforms, Say. 

 curta, Sowb. 

 intercalata, Carpenter. 

 'f multistriata, Sowb. 

 obtecta, Sowb. 

 ovum, Gray, 

 rivicola, Sowb. 

 striata, Linn. 

 Monothyra orientalis, Gmelin. 

 My a crispata, Linn. = Zirphaea crispata. 

 Navea nucifera, Fabr. 

 " subglobosa, Gray. 

 " tenuis, Gray. 

 Parapholas acuminata, Sowb. = Marte- 

 sia calva. 

 bisulcata, Conr. = Martesia 



calva. 

 Californica, Conrad. 

 calva, Sow.=Martesia calva. 

 concamerala, Desh. = Peni- 

 tella penita. 

 " Janelli, Desh.=P. Califor- 



nica. 

 " ovoidea, Gld. = Pholadidea 



ovoidea. 

 penita, Conr. = Penitella pe- 

 nita. 

 " quadrizonalis, Spengl. 



Penitella Conradi, Val. = P. penita. 

 penita, Conrad. 

 " Wilsonii, Conr. = Pboladidea 

 melanura. 

 Pholadidea cuneiformis, Say = Martesia 

 cuneiformis. 

 curta, Sow. =Martesia curta. 

 " Goodallii, Blain. = P. papy- 



racea. 

 loscombia, Turt. = P. papy- 



racea. 

 melanura, Sowb. 

 ovoidea, Gould, 

 papyracea, Solander. 

 penita, Conr. = Penitella pe- 

 nita. 

 quadra, Sowb. 

 spathulata, Sowb. 

 sulcata, Brown, 

 trider.s, Gray, 

 tubifera, Sowb. 

 Pholadopsis pectinata, Conr.=Jouanne- 



tia pectinata. 

 Pholas acuminata, Sowerb. = MarteBia 

 calva. 

 " angustius, Petiver. = Dactylina 

 dactylus. 



1862.] 



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Pbolas antipodum, Phil. = Barnea simi- 

 lis. 



" aperta, Sowb.=Martesia aperta 



" Australasia', Gray, == Barnea 

 Australasias. 



' Bakeri, Desh, == Barnea Bur- 

 manica? 



" Beauiana, Recluz. = Mart, cor- 

 ticaria, Ad. 



" bifrons, Da Costa, = Zirphaea 

 crispata. 



" Birmanica, Phil. = Barnea Bur- 

 manica. 



" branchiata, Gould. = Martesia 

 branchiata. 



" Californica, Conr.= Parapholas 

 Californica. 



" callosa, Lam. = Dactylina dac- 

 tylus. 



" calva, Sowb. = Martesia calva. 



" Campechensis, Gniel. Dactylina 

 Campechensis. 



" Candeana, D'Orb. = Dactilina 

 Campechensis. 



" Candida, Chemn. = Talona ex- 

 planata. 

 Candida, Linn.=Barnea Candida. 

 Caribaea, D'Orb. =Martesia cor- 

 ticaria. 



" Chiloensis, King, = Dactylina 

 Chiloensis. 



" clausus, Gray, = Talona expla- 

 nata. 



" clavata, Lam.=Martesia striata. 



" concamerala, Desh. = Penitella 

 penita. 

 conoides, Flem.=Mart. striata. 

 conslricta, Sowb.=Zirpbaea con- 

 stricta. 



" cordala, Schroter, = Schroteria 

 cordata. 



" cornea, Sowb. =Penitella penita 



" corticaria, Ad.= Martesia corti- 

 caria. 



" costata, Linn. 



" crenulatus, Spengler, = Barnea 

 parva. 



" crispa, Blainv. = Zirphaea cris- 

 pata. 



" crispata, Linn. = Zirphaea cris- 

 pata. 



" crucifera, Sowb. 



" cruciger, Sowb. = P. crucifera. 



" cucullata, Gray, = Penitella pe- 

 nita. 



" cuneiformis, Say,= Martesia cu- 

 neiformis. 



" curta, Sowb. = Martesia curta. 



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