OF WEST COAST MOLLUSCA. 35 



700 Opalia retiporosa Cpr. 



Catalina I. 40 fms. 



701 Opalia bullata Cpr. 

 Santa Barbara. 



702 Cerithiopsis tuberculata Mont. 

 Str. Fuca to Catalina I. Europe. 



703 Cerithiopsis columna Cpr. 

 Str. Fuca to San Diego. 



704 Cerithiopsis munita Cpr. 

 Neeah Bay, W. T. 



705 Cerithiopsis fortior Cpr. 

 Santa Barbara. 



706 Cerithiopsis assimilata C. B. Ad. 



Monterey to Panama. 



707 Triforis adversa Mont. 



Str. Fuca to Catalina I. England. 



708 Cancellaria modesta Cpr. 

 Nceah Bay, W. T. 



709 Cancellaria Cooperi Gabb. 

 Monterey to San Diego. 



710 Trichotropis cancellata Hds. 

 Str. Fuca and Puget Sound Sitka. 



711 Trichotropis inermis Hds. 

 Neeah Bay, W. T. Sitka. 



712 Velutina Isevigata Linn. 



Str. Fuca to Monterey North Atlantic. 



713 Velutina prolongata Cpr. 

 Str. Fuca to New Year Point. 



714 Natica clausa Brod. $ Sby. 



Str. Fuca Kamtschatka North Atlantic. 



715 Lunatia Lewisii Old. 

 Str. Fuca to San Diego. 



716 Lunatia pallida Brod. $ Sby. 

 Str. Fuca Circumboreal. 



717 Neverita Recluziana Petit. 

 Monterey ? Catalina I. to Lower Cal. 



718 Sigaretus debilis Gld. 

 Catalina I. 40 f. La Paz, Lower Cal. 



719 Lamellaria 



Santa Cruz to Santa Barbara. (No. 1050.) 



720 Lamellaria 



Monterey. 



721 Lamellaria 



Monterey. 



