OF WEST COAST MOLLUSCA. 
Opalia retiporosa Cpr. 
Catalina I. 40 fms. 
Opalia bullata Cpr. 
Santa Barbara. 
Cerithiopsis tuberculata Mont. 
Str. Fuca to Catalina I—Europe. 
Cerithiopsis columna Cpr. 
Str. Fuca to San Diego. 
Cerithiopsis munita Cpr. 
Neeah Bay, W. T. 
Cerithiopsis fortior Cpr. 
Santa Barbara. 
Cerithiopsis assimilata C. B. Ad. 
Monterey to Panama. 
Triforis adversa Mont. 
Str. Fuca to Catalina I—England. 
Cancellaria modesta Cpr. ag 
Neeah Bay, W. T. Covtg Prtet: 
Cancellaria Cooperi Gabb. 
Monterey to San Diego. 
Trichotropis cancellata Hds. 
Str. Fuca and Puget Sound—Sitka. 
Trichotropis inermis /ds. 
Neeah Bay, W. T.—Sitka. 
Velutina levigata Linn. 
/ . eo 
Str. Fuca to Monterey—North Atlantic. Covteo Prrbel- Y CURIS ? 
Velutina prolongata Cpr. 
4 
‘ = = 5 2 
Str. Fuca-to New Year Point. Coches Pati: Flint rak ‘ 
Watica clausa Bred. §- Sby. . 
Str, Fuca—Kamtschatka—North Atlantic. [enac 
Lunatia Lewisii Gid. 
Str. Fuca to San Diego. Nees . 
Lunatia pallida Brod. § Shy. 
Str. Fuca—Circumboreal. 
Neverita Recluziana Petit. 
Monterey ? Catalina I. to Lower Cal. Cat. Mel — Whe ‘ 
Sigaretus debilis Gid. 2 
Catalina I. 40 f.—La Paz, Lower Cal. Sam Viger = 
TLamellaria S@armac, Dal 
Santa Cruz to Santa Barbara. (No. 1050.) 
Lamellaria Shearnace’, vc. Ohretwlelzn. Uritlh 
Monterey. 
Lamellaria homlven, Bolt 
Monterey. 
