NORTH AMERICAN CONCHOLOGY. 



39 



[Thesaurus Conchyliorum.] 



771 

 779 



clxvi 

 clxvii 



1 

 12 



13 



780 clxvii 



780 clxvii 17, 18,20 



781 clxvii 



781 clxvii 



IG 



868 clxxxii 149-151 



871 clxxxiii 176-178 



Name. Locality. 



Venerupis paupercula Desh. Mazatlan. 

 cylindracea Desh. Califoruia. 



Pttricola ci/liiidracea Des. 

 CuliJ'ornica Conr. 

 arcimta Desh. 

 sulxjlobosa Sowb. 

 PetricolapholadiformisLam. N. America. 

 Astarte undata Gould. ■ North America. 

 A. sulcata Auct. Am. 

 lalisulca Haul. 

 Morton i Ad. 

 subaequilatera Soivb. Newfoundland. 

 arctica Gray. Northern Seas. 



Crassina arctica Gniy. , 

 Venus horealis Chemn. 

 Astarte cyprinoides Duval. 

 C. corrugata Brown. 

 A. Japonica Jay ? 

 semisulcata Leach. 



Crassina semisulcata. 

 Banksii Leach. 



A. pulchella Jonas. 

 quadrans Gould. 

 castanea Say. 



A. crassidens Br. & Sb 

 laevis Jay. 

 difficilis Jay. 

 Cyprina Islandica Linn. 

 Venus Islandica Linn. 

 vnlyuris Sowb. 

 Venus ro strata Sowb. 

 Obeliscus clavulus ^1. A<1. Acapulco 

 Cerithium Novae-Hibernice A. Ad, 

 C. ehurneus Say. 

 muse arum Say. 

 ocellatum Drug. 

 C. irroratum Gould. 

 inlerruptum Gould. 

 Sayii Mke. 

 C. nigra Tott. 



reticulatum Tott. 

 iota Gould? 

 ferrugineum Say. America. 



C. variabile Ad. ? 



Northern Seas. 



Greenland. 



North America. 

 Arctic Seas. 



Greenland. 

 Greenland. 

 North Seas. 



Florida. 

 ). 



Florida. 



[Isl. 



Florida, Ld. Hood's 



G. of California, &e. 



North America. 



