NORTH AMERICAN CONCHOLOGY. 



21t 



Page. 



Xame. 



Locality. 



58 



Achatina striata Desk. 



Florida, 



59 



Auricula cornea Desk. 



New York. 



61 



Physa aurea Lea. 



Virginia. 



62 



Melania subglobosa Sai/. 



Ohio. 



62 



trilineata Say. 



Ohio. 



63 



Anculotus dentatus Conrad. 



Potomac. 



64 



Paludina porata Sai/. 



Ohio. 



68 



Natica variolaris. 



California. 



68 



Galericulum laevigatum Brown. 



Massachusetts bay. 



68 



ovatum Brown. 



Massachusetts bay. 



69 



Pyramidella terebellum Lam. 



South Carolina. 



69 



Scalaria communis Lam. 



South Carolina, &:c. 



70 



subulata Couth. 



Massachusetts bay. 



70 



Trochus Californicus Nutt. 



Upper California. 



79 



castaneus Nutt. 



Upper California. 



72 



Monodonta fusca Nutt. 



Upper Californi(i. 



72 



marginata Nutt. 



Upper California. 



72 



Turbo aculeus Could. 



Massachusetts bay. 



72 



cinereus Couth. 



Massachusetts bay. 



72 



incarnatus Couth. 



Massachusetts bay. 



72 



inflatus Totten. 



Plymouth. 



72 



irroratus Saij. 



New York. 



73 



minutus Totten. 



Cape Cod. 



73 



cbligatus Saij. 



Massachusetts. 



73 



obscurus Couth. 



Massachusetts. 



73 



palliatus Say. 



Massachusetts. 



73 



pallida Nutt. 



Upper California. 



73 



vestita Sai/. 



Massachusetts. 



73 



Marmarostoma planospira Nutt. 



Upper Califoraia. 



73 



Littorina iostoma Nutt. 



Upper California. 



73 



maculata Nutt. 



Upper C.'ilifornia. 



73 



planazds Nutt. 



Upper California. 



74 



Phasianella inflexa Couth. 



Massachusetts bay. 



77 



Cancellaria Couthouyi Jay. 

 C. hucrinoidca Couth. 



Massachusetts bay. 



79 



Melongena occidentalis Nutt. 



California. 



hO 



Murex sexcostatus Brug. 



California. 



84 



Purpura bezoar Blainv. 



California. 



84 



chocolatum Ducloz. 



California. 



85 



macrostoma Conrad. 



Sta. Barbara. 



86 



Monoceros engonata Conrad. 



Purpura spirnid Blainv. 



California. 



86 



lapilloides Nutt. 



California. 



,is 



plumbeum Kicnnr. 



California. 



86 



punctulatum Gray. 



California. 



