1917] Nomland: The Etchegoin Pliocene of Middle California 221 



FAUNAL LIST OF THE ETCHEGOIN OF THE COAL1NGA 

 DISTRICT — (Continued) 



a^^o^^x z g - - T 



ii n . ~ . . a. .5 



B 3 is g S io « S S3 £ ?" Z i* S2 S £ 

 ■2 g C S o g ? g S3 »S "tj £ * 



o £« fM S J j s Ph j 



Chrysodomus packardi, n. sp 



Chrysodomus portolaensis (Arnold) C C x .... x x 



Columbella (Astyris) richthofeni Gabb x x x 



Crepidula adunca Sowerby E 



Crepidula princeps Conrad C .... C C x x x x .... 



Drillia mercedensia Martin x x 



Epitonium varieostata Stearns C 



Fieus nodiferous Gabb C C x 



Fissuridea subelliptica Nomland UR 



Fissuridea uniea, n. sp UC 



Goniobasis kettlemanensis Arnold R 



Littorina mariana Arnold UC 



Littorina mariana alta Arnold UC 



Margarita johnsoni Arnold C ? 



Murex coneinna, n. sp 



Murex festivus Hinds R 



Murex perangulatus Nomland 



Murex tethys, n. sp C R 



Nassa ealiforniana (Conrad) C C C 



Natiea convexa Nomland 



Natiea orbicularis Nomland C C R x 



Natiea recluziana Petit C C C C x x 



Natiea reeluziana alta Dall 



Olivella biplicata Sowerby C 



Olivella pedroana (Conrad) 



Pisania fortis angulata Arnold x .... 



Purpura turris Nomland 



Sinum seopulosum (Conrad) ? x .... 



Tegula (Chlorostoina) pulcella, n. sp UR 



Thais kettlemanensis Arnold C C x 



Thais lamellosa (Gmelin) C C C C 



Trophon beleheri avitum, n. var UR 



Trophon eoalingense Arnold R ? ? 



Trophon gracilis (Perry) R 



Trophon inagister Nomland C C R 



Turris carpenteriana (Gabb) C 



Turris carpenteriana fernandoana 



Arnold R .... x .... 



Turris eoalingensis (Arnold) R C x .... 



Turris tryoniana (Gabb) C 



Turritella nova Nomland UC 



Turritella vanvleeki Arnold 





X 





X 



x 



X 



X 











X 



X 





X 



X 



X 





X 



X 



X 



X 



y 



X 







X 





(C 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.) 



