32 



CALIFORNIA ACADEMY OF SCIENCES. [Proc. 3D Ser. 



Mytiliis quadratus Gabb 



Nemodon vavcouver'ensis Mkek. . 



Niicula solilaria Gabb 



Nucula trnncata Gabb 



Ostrea sp 



Patiopaa concentrica Gabb 



Pecten appressa 



Pecten californica Gabb 



Pecten operculiformis Gabb 



Pecten traski Gabb 



Pectnnculus pacificus, sp. nov. . . . 



Pectiinculus veatchi Gabb 



Pholadontya breweri Gabb 



P/ioIadoinya anadna, sp. nov 



Pinna breweri Gabb 



Placosniilia sp 



Pleuromya Icevigata Whiteaves. 

 Protocardium placerensis Gabb . 

 Protocardimn scitiduin Meek... 



Tellina ashburneri Gabb 



Tellina decurtata Gabb 



Tellina hoffnianni Gabb 



Tellina monilifera Gabb 



Tellina o'dides Gabb 



Tellina paralis Gabb 



Terebratella sp 



Terebratella obesa Gabb 



Thetis annulata Gabb 



Trigonia evansaTUi Meek 



Trigonia rel. T. evatisafia 



Trigonia leana Gabb 



Trigonia tryotiiana Gabb 



Trapezium carhiatuni 



Venus veatchi 



Upper. 





w 



55 



no 



fro 



Waldheimia inibricata Cooper. 





01 



I,0\VER. 





B 



5* 



n 

 O 



rt B 



o 



s 

 s 



