20 



THE NAUTILUS. 



Mangilia densistriosa Cpr. 

 Mangilia fancherx Dall. 

 Mangilia sculpturata Dall. 

 Metzgeria californica Dall. 

 Mitra maura Swains. 

 Mitra lowei Dall. n. sp. 

 Modiola polita Verrill. 

 Murex californicus Dall. 

 Murex painei Dall. 

 Muricidea incessa Brod. 

 Muricidea santarosana Dall. 

 Nassa insculpta Cpr. 



And a var. with heavy ridges. 

 Nassa perpinguis Hds. var. 

 Natica russa Gld. 

 Necera californica Dall. 



Occasional examples of this 

 curious shell. 

 Nucula belloti A. Ads. 

 Ocinebra lurida Micld. var. 

 Odostomia amianta D. & B. 

 Odostomia kennerleyi D. & B. 

 Opalia retiporosa Cpr. 

 Ovuluin Sp. 



Two fine specimens dredged. 

 Pandora bicurinata Cpr. 

 Pachypoma insequale Martyn. 

 Pecten floridns Hds. 

 Pecten hericeus Gld. 

 Pecten latiauritus Conr. 

 Pecten vancouverensis Whiteaves. 

 Phasianella compta, Gld. 

 PlaciphoreUa velata Cpr. 

 Pleurotoma carpenleri Gabb. 

 Pleurotoma perversa Gabb. 

 Psephidea ovalis Dall. 

 Puncturella cucullata Gld. 

 Puncturella galeata. Gld. 

 Ranella californica Hds. 



The adult specimens dredged 



were only half the size of those 

 found on the mainland yet were 

 twice as thick and heavy. 

 Scala crebrecostata Cpr. 

 Scala bellastriata Cpr. var. 

 Scala sawinse Dall. n. sp. 

 Saxicava rugosa L. 

 Semele pnlcJira Mtz. 

 Sistrum carbonarium Sby. 

 Tegula peramabilis Cpr. 



Thracia plicata Cpr. 



Terebratella obsoleta Dall. 



Terebratella occidentals Dall. 



Several fine large specimens 

 of these most beautiful brachio- 

 pods. 



Tornatina culcttella Gld. 



Trophon stuarti var. smithi Dall. 



Trophon tenuisculpta Cpr. 



Trophon trianc/ulatus Cpr. 



Turitella cooper i Cpr. 



Turbonilla lowei D. & B. 



Tvrbonitta simpsoni D. & B. 



Turbonilla hypolispa D. & B. 



Turbonilla hypolispa var. stylina 

 Cpr. 



Turbonilla auricoma D. & B. 



Turbonilla aresta D. & B. 



Turbonilla tridentata var. cata- 

 linensis D. & B. 



Turbonilla aurantia Cpr. 



Turbonilla eucosmobasis D. & B. 



Turbonilla latifunda D. & B. 



Turbonilla torquata Gld. 



Trnchydermon flectens Cpr. 



Trivia ritteri Raymond. 



Venericardia ventricosa Gld. 



Verticordia ornata Orb. 



Volvula cylindrica Cpr. 



Williamia peltoides Cpr. 



