15 
2441 Dentalium neohexagonum S&S. & P. 
773 Dentalium pretiosum Nuttall. 
774 Dentalium rectius Carpenter. 
775 Dentalium semipolitum Broderip. 
776 Dentalium tetragonum Sowerby. 
2425 Denialium vallicolens 
777 += Diala acuta Carpenter. 
778 Diala marmorea Carpenter. 
2728 Diaphana Californica 
779 Diapahana debilis Gould. 
1192 Diaphana pellucida (See No. 779). 
3111 Diastoma fastigiata 
Based on Bittium fastigiatum Cpr. 
3112 D: Chrysalloidea. Gulf of Cal. 
$113 D: Oldroydz. San Pedro, Cal. 
3114 D: Stearnsi. San Diego, Cal. 
2729 Diplodonta aleutica 
312 Diplodonta orbella Gld 
780 Diplodonta semiaspera Philippi. 
2765 Discinisca strigata Brod. 
2494 Discodoris Healthi 
3132 Divaricella eburnea Reeve, 1850. 
3133 D: Perparvula Dall, 1901. Cape San Lucas, south. 
112 Donax Californicus 
This is Deshay’s Donax laevigata. 
113 Donax flexuosus 
2766 Donax leigata Desh. 
781 Donax navicula Sowerby. 
2498 Doriopsis fulva 
267 Doris alabastrina Cooper Cal ac pr 2:204 
268 Doris albopunctata Cooper Cal ac pr 3:58 (1863) 
266 Doris (Archidoris) montereyensis (Cooper) Bergh 
269 Doris (Diaulula) sandiegensis (Cp) Bergh 
265 Doris sanguinea Cooper, Cal ac pr 2:204. 
1662 Doridium Adelle Dall. 
2247 Dosidicus gigas D’Orbigny. 3065 
2136 Dosinia (Dosinidia) Annze Cpr. 1857. 
2135 Dosinia (Dosinidia) Dunkeri Philippi. 1844. 
137 Dosinia ponderosa 
782 Depranostoma yatesi J. G. Cooper. 
783 Drillia aurantia Carpenter. 
784 Drillia cancellata Carpenter. 
1373 Drillia empyrosia 
1982 Drillia Emprosia 
785 Drillia hemphilli Stearns. 
786 Drillia incisa Carpenter. 
177 Drillia inermis Cpr 
176 Drillia moesta Cpr 
2512 £=Drillia moesta maculata 
787 Drillia montereyensis Stearns. 
788 Drillia penicillata Carpenter. 
487 Drillia torosa Carpenter. 
488 Variety Nitens Carpenter. 
399 Dunkeria laminata Carpenter. 
789 Emarginula bella Gabb. 
1265 Emargirula crassa J. Sowerby. 
1583 Emarginula radiata Gabb. 
2007 Ensis californicus Dall. 
790 Entodesma inflata Conrad. 
3860 Entodesma saxicola Baird 
