GEOLOGIC RANGE OF CALIFORNIA PECTENS. 



37 



List uf .SVi/i I'edrii formalion (PleiUortm) jokxIIs — Continueil. 



GASTEROPODA — continued. 



Trophon (Boreotroplion) pacitions Dall. 

 *Trophon stuarti Smith. 



* Trophon ( Boreotrophon ) triangulatns (Carpenter. 

 «Turbouilla adleri Dall & Bartsch. 



* Turbonilla arnoldi Dall it Bartsch. 

 Turbonilla aurantia Carpenter. 

 Turbonilla crelirifilata Carpenter. 



* Turbonilla gibbosa Carpenter. 

 Turbonilla laniinata Car))enter. 

 Turbonilla latifundia Dall ife Bartsch. 

 Turbonilla lowei Dall & Bartsch. 

 Turbonilla niuricata (iould. 



* Turbonilla pentalopha Dall & Bartsch. 

 Turlioriilla similimis C. B. Ailanis. 

 Turbonilla stearnsii Dall h Bartsch. 



(iASTEKoponA — continued. 



Turbonilla subcuspidata Carpenter. 

 Turbonilla tenuicula »iould. 



* Turbonilla torquata <t<ju1<1. 



* Turbonilla tonjuata var. stylina Carpenter. 

 Turbonilla tridentata Carpenter. 

 Turriteila cooperi Carjienter. 



Turritella jewetti Carpenter. 



* Vennicularia, sp. indet. 

 Vitrinella willianisoni Dall. 

 Volvarina varia Sowerby. 



* Volvula cyliudrica Carpenter. 



PISCES. 



Urolophus halleri Cooper(?) 



GEOLOGIC RANGE OF CALIFORNIA PECTENS. 



Range of species oikI rarieties. 

 [■' shows limits somewhere between wliieh tlie species belongs.] 



