81 
Volume 21. Numberil. November, 1919. Whole Number 175, 
TOHOHOHOHOHOHOHOHOHOHOHOHOHOHOHOHOHOHOHOHOHOHOHOHOHOHOHOHOHOHOHOHOHOH OHH OHO oH aaa 
THE WEST AMERICAN SCIENTIST 
(ORISRIRHRHRECHOHOHOHOHCHOHCHCHOHOHOHCHOHOHCHOHOHOHOHOHOHOHOHOH OHHH OHHH HHH 
A Popular Review and Record for the Pacific Coast. 
The oldest scientific magazine west of the Mississippi. 
SUBSCRIPTION PRICE: $3.00 per volume (of about 200 pages). 
Current or back numbers 25 cents each (as far as available; 
number 1 has been reprinted, and other out-of-print num- 
bers will be reprinted as the demand may justify). 
ADVERTISING RATES: 25 cents per line, in this style of type only. 
ey, eee 
Charles Russell Orcutt 
Editor: Publisher: Owner 
No. 1705 Broadway San Diego, California. 
GRIN EHRHRHEECHOHOHOHCHOHOHOHCHOHCH OHO CHOCO HOH OHHH HY 
522 Chrysodomus eucosimus Dall. 
2437 Clathurella Lowei 
103 Clidiophora punctata 
2650 Columbella aurantiaca Dall. % 
171 Columbella (Astyris) carinata Hds TL ied a 
478 Columbella gausapata Gould. 
2342 Columbella penicillata Cpr. 
172 Columbella (Astyris) tuberosa Cpr. 
67 Conus californicus 
2651 Cooperella subdiaphana Cpr. . ay 
281 Corbula luteola Cpr Rippers tinyaney Spy 2/ 7% 
2511 Corbula luteola rosea 
753 Crassatella marginata Carpenter. 
2438 Crenella Columbiana Dall. 
433 Crepidula aculeata Gmelin. 
74 Crepidula dorsata DLL’ ke ASL 
21:0648 Crepidula excavata Brod. 491. 
186 Crepidula navicelloides Nutt 
493 C. navicelloides explanata Gould. 
2298 Crenidula onvx Sby. 
75 Crepidula rugosa Napa yah Saige matin 14 
73 Crepidula unguiformis 
21:0650 Crucibulum spinosum Sby. 71. 
21:0709 Genus Cryptomya Conrad, 1848. 
21:0710 Oryptomya californica Conrad, 1837. 102. 
26535 Cyclichna alba Brown, 
68 Cypraea spadicea ae 
2158 Cytherea (Ventricola) Fordi 
2441 Dentalium neohexagonum S. & P. 
2425 Dentalium vallicolens 
778 Diala marmorea Carpenter. 
21:0658 Diplodonta orbella Gould. 312. 
