218 University of California Publications in Geology [Vol. 10 



FAUNAL LIST OF THE ETCHEGOIN OF THE COALINGA DISTRICT 



a c 



K o 

 % SI 



Anthozoa 

 Astrangia coalingensis Vaughan „. 



Vermes 



Serpula (?) 



Bryozoa 



Several species 



.t: a 



ECHINODERMATA 



Astrodapsis jacalitosensis Arnold UC 



Astrodapsis peltoides Anderson and 



Martin UC 



Astrodapsis, sp. A 



Dendraster arnoldi Twitchell 



Dendraster coalingensis Twitchell 



Dendraster gibbsii (Remond) C 



Dendraster perrini (Weaver) 



Dendraster, sp. A 



Dendraster, sp. B 



Sismondia arnoldi Twitchell 



Sismondia coalingensis Twitchell 



Brachiopoda 



Terebratalia occidentalis Dall 



Terebratalia smithi Arnold C 



UC 



UC 



c 

 c 



X X .... 



x 



x x 

 x 



Pelecypoda 



Acila castrensis (Hinds) R x 



Anodonta nitida, n. sp 



Area trilineata Conrad C C C C x 



Cardium eorbis (Martyn) C 



Cardium quadrigenarium Conrad R .... x 



Chama pellucida Sowerby C 



Chione elsmerensis English C x 



Chione f ernandoensis English C x 



Cryptomya californica (Conrad) C C C x 



Cryptomya quadrata Arnold C % X x 



Cumingia californica Conrad x 



Cyrena californica Gabb 



Diplodonta harfordi Anderson 



(G indicates that the species is common; R indicates that the species is rare; U indicates 

 that the species is unknown outside of this horizon ; X indicates other formations in which the 

 species is found. ) 



