75 



Polynires nfcer Valenciennes. One living specimen found. 



Orucibulum spinosum Sowerby. Abundant. ee 



0. imbric itum Lam. Orcutt No. 1751. d ee 



Crepidula unguiformis Lamarck. One collected. 



C. dorsata Brod. Found on sbells collected by the pearl divers. 



C. rugosa Nut Call, Abundant. ee 



Litorina scutulata Gould. Abundant. 



L. planaxis Nuttall. d rare. 



Centhidea sacrata Gould. ? d rare. 



Barleeia sub tenuis Cpr, Extremely abundant on sea-grass. 



TruncateKa californica Pfeiffer. Not rare. 



T stimpsoni Stearns. Very common. 



Pomaulax undosus Wood. d e common. 



Omphalius aureotinctus Forbes. Oi.e seen, d. 



llaliotis cracherodii Leach. 



To the north of Lagoon Head, at 'Santa Rosalia,' on the west 

 coist, hundred of sacks of this species were loaded on the steamer 

 during my trip. e 



11. splendens Reeve 



The pearl fishers had only two or three. 

 H. corrugata Gray. 



The pearl fishers had collected about two dozen fine typical 

 shells of this species. 

 Fissurella volcano Reeve. d 

 F. violacea, one specimen, d. 

 Lucapina crenulata Sowerby. e 



Acrnsea patina Esch. Rare. 



A. spectrum Nuttall. Few small ones seen. 

 Lottia gigan tea Gray. e common. 



OyJichna inculta Gould. d 



Bulla nebulosa Gould. Not rare. 

 Haminea vesica ia Gould. Abundant. 



II. vireseens Sowerby. d abundant. 



Melampus olivacens Carpenter. d ee abundant. 

 Redipcs unisulcita Carpenter. Abundant. 

 Zirphcea crispata L. d 



Pholis ? a 



Solen rosaceus Gould. Beautiful and large, 2f inches long. 

 T.agelu8 californianus Conrad. Abundant. 



*f 



