537 
520 
521 
745 
746 
T47 
748 
270 
2040 
2039 
2038 
12 
Chrysodomus (Ancistrolepis) magnus Dal.1 
Chrysodomus periscelidus Dall. 
Chrysodomus phoeniceus Dall. 
Chrysodomus rectirostris Carpenter. 
Chrysodomus tabulatus Baird. 
Chrysodomus tenebrosus Hancock. 
Chrysodomus verkruzeni Kobelt. 
Chromodoris californiensis Bergh 
Chromodoris McFarlandi 
Chromodoris Porterz 
Chromodoris universitatis 
23 Cionella subcylindrica 
1849 
1850 
1851 
1841 
2244 
1845 
1846 
1852 
1842 
1843 
1844 
1847 
1848 
602 
601 
486 
412 
749 
2437 
2137 
511 
103 
Circinaria Duranti: Santa Barbara Island. 
Variety ceelata Mazyck. 
Variety catalinensis Hemphill. Catalina Island. 
Cincinaria Hemphilli 
Circinaria kelseyi 
Circinaria sportella 
Variety hybrida: Ore.—Wash. B. C. 
Circinaria transfuga 
Circinaria Vancouverensis 
Variety occidentalis Hemphill. 
Variety Keepi Hemph. Oakland, Cal. 
Circinaria voyana 
Variety simplicilabris Ancey. Cal. 
Circulus cerrosensis. Off Cerros Island. 
Circulus cosmius. Ecuador. 
Clathurella affinis Dall. 
Clathurella constricta Gabb. 
Clathurella crystallina Gabb. 
Clathurella Lowei 
Clementia solida Dall. 1902. 
Clementia subdiaphana Carpenter. 
Clidiophora punctata 
3045a _ Clypidella bimaculata Dall. 
238 
1457 
1840 
750 
2332 
2203 
2204 
2205 
1466 
2650 
751 
171 
1541 
477 
752 
2352 
2281 
2330 
170 
478 
2073 
2280 
2342 
555 
1465 
Clypidella (?) callomarginata Cpr 
Clystaxis? polystrigma Dall. 
Cochlicopa lubrica 
Cochliopa rowellii Tryon. 
Codakia distinguenda Tryon. 
Coelocentrum irregulare Gabb. 
Coeocentrum minorinum Gabbi 
Coeocentrum Eisenianum (See No. 2925). 
Columbella (Anachis) Arnoldi Dall. 
Columbella aurantiaca Dall. 
Columbella baccata Gaskoin. 
Columbella (Astyris) carinata Hds 
Columbella carinata gausipata Gld. 
Columbella carinata hindsii Reeve. 
Columbella chrysalloidea Carpenter. 
Columbella fasciata Sby. 
Columbella festiva Cpr. 
Columbella fuscata Sby. 
Columbella fuscata Sby 
Columbella gausapata Gould. 
Columbella (Nitidella) Gouldi Cpr. 
Columbella major Sby. 
Columbella penicillata Cpr. 
Columbella permodesta Dall. 
Columbella (Anarchis) petravis Dall. 
