ON MOLLUSCA O? THE WEST COAST OF NOKTn AMERICA. 



541 



Glyphis densiclathrata'^. 



Lucapiaa crenulata ' (one spec. Catalina 



Is.). 

 Haliotis rufescens ' *, Cracherodii ' *, 



Kamtschatkana ' *. 

 Pomaulax undosus ■*. 

 Trochiscus Norrisii ^ (and Catalina Is.). 

 Calliostonia canaliculatum ', annula- 



tum ', costatum ^. 

 Omphalius fusceseens *. 

 Chlorostoma funebrale '-, britnneimi ', 



Pfeifferi '. 

 Crucibulum spinosum ''. 



Crepidula nigosa ^, adunca ^, explanata ^ 



Hipponyx Pantiq^uatus^, Ptumens^. 



Serpulorbis squamigerus ^. 



Spiroglyphus lituella ' *. 



Litorina planaxis '. 



Trivia Californica '. 



Conus Caliibrniciis *. 



Kanella Californica ■*. 



O iveUa biplicata ', bsetica '. 



Purpura, vars. ostrina ', emarginata \ 



Cerostoma Nuttalli''. 



Nassa mendica ', perpingius '■, fossata^. 



Helix, three sp. 



Shells collected by Major Rich, near La Paz (west sliore of the Gulf of Gal.), 



(Thracia) Cyatbodonta plicata. 



Sanguinolaria miniata. 



Tellina Cumiugii. 



StrigUla carnaria. 



Heterodouax bimaculatus. 



Iphigenia altior. 



Donax navicula, punctato-str., rostratus. 



StandeUa fragilis (common). 



Mulinia angulata. 



Trigona argeutina, radiata, plamdata. 



Dosinia ponderosa. 



CaUista concinna, cbionsea. 



Chione succincta, amathusia, gnidia, 

 pulicaria, var. 



Anomalooardia subimbricata. 



Tapes grata, bistrionica. 



Lazaria Californica. 



Chama spinosa, producta, corrugata. 



Cardium consors, biangulatum. 



Liocardium elatum. 



Codaliia tigerrina (two fine specimens), 



Cyrena olivaoea, Mexicajia. 

 Anodonta glauca. 

 MytUus multiformis. 

 Modiola capax. 

 Area multicostata. 

 Barbatia Reeviana, solida. 

 Pectunculus gigaiiteus. 

 Pinna rugosa. 

 Margaritopbora fimbriata. 

 Isognomon Cbemnitzianum. 

 Peeten ventricosiis, subnodosus. 

 Lima tetrica *. 

 Janira dentata. 



Ostrea amara (Maz. Cat. 215. Is. Cres- 

 toiia, entrance of Gulf), Virginica 

 (more pearly than tbe Atlantic sbells, 

 teste Ricb). 

 Anomia lampe. 



Bulimus sumatus *, excelsns *, paUidior. 

 Playsa elata *, aurantia. 

 Patella Mexicana. 

 Acmsea atrata, mesoleuca. 

 Fissurella rugosa, virescens, 

 Glyphis alta, inaeq^ualis. 



Haliotis splendens (threefresh specimens 

 from a resident at San Jose). 



Callopoma flactuosum. 



Uvanilla oliv'acea. 



Omphalius rugosus, coronulatus. 



Nerita scabricosta, Bernhardi. 



Neritina picta. 



Crucibulum spinosum, imbrioatum, pec- 

 tinatum, umbrella. 



Galerus mamillaris, conicus. 



Crepidula aculeata, onyx, uivea, ungui- 

 formis, arenata. 



Hipponyx Grayanus, serratus, anti- 

 quatus. 



Aletes centiquadrus. 



Spiroglyphus lituella (on Or. umbrella). 



TurriteUa goniostoma, tigrina. 



Cerithiummacalosum,stercusmuscarum, 



Cerithidea Montagnei. 



Litorina faseiata, conspersa. 



Modulus catenulatus, disculus. 



Cyprsea exanthema. 



Aricia arabicula. 



Luponia Sowerbii, albuginosa. 



Trivia sanguinea, radians, Solandri, pus- 

 tulata, Paciflca. 



Strombus granulatus, graoilior. 



Euryta fulgurata. 



Plem-otoma funiculata, maculosa. 



Drillia Pinennis. 



Conus puncticulatus, gladiator, purpu- 



rascens, regularis, arcuatiLs, nux. 

 Solarium granulatum, v. quadriceps. 

 CanceUaria obesa, cassidiformis, solida, 



goniostoma, Pcandida. 

 Natica maroccana, zonaria. 

 Polinices Eeeluziana, bifasciata, otis. 

 Neverita patula. 

 Sigaretus debilis. 

 Oniscia tuberculosa. 

 Levenia coarctata. 

 Bezoardica abbreviata. 

 Priene nodosa. 

 Turbinella caestus. 

 Fasciolaria princeps. 



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