332 



CALIFORNIA ACADEMY OF SCIENCES. 



LIST OF FOSSILS. 



GASTEROPODA. 



Astyris gausapata Gotild 



Calyptr^ea filosa Gabb? 



Chemnitzia tenuicula Gould . . 



Chorus belcheri Hinds ? 



Crepidula graudis Middendorf . 

 Ci'epidiila prterupta Conrad . . , . 



Drillia incisa Carpenter 



Lunatia lewisii Gould 



Nassa calif ornica Conrad. Var. 



Nassa fossata Gould . . 



Neptuneata bulata Baird 



Olivella biplicata Sowerby , . . . . 

 Purpura crispata Chemnitz . . . . 

 Purpura saxicola Valenciennes . 

 Turritella sp. ind 



LAMELLIBRANCHIATA . 



Area microdonta Conrad 



Cardium meekianum Gabb 



Cardium quadragenaritim Conrad 



Chioue succiucta Valenciennes 



Cryptomya californica Conrad 



Macoma edulis Nuttall ? 



Macoma nasuta Conrad 



Mytilus californianus Conrad 



Saxidomus gibbosus Gabb 



Schizothoerus nuttali Conrad 



Siliqua patula Dixon 



Solen siccarius Gould 



Standella californica Conrad 



Tapes staminea Conrad 



Mactra (not Veni;s) pajaroeusis Conrad.. 



ECHINODERMATA. 



Scutella interlineata Stimpson 



We have here only a small fauna, thirty -two species 

 having been identified among those collected. Of these 

 nine are not known to be living and five are found only 

 in some other district. This gives out of thirty -two spe- 



