1 
Volume 21. Number 1. January 1919 Whole Number 165. 
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TOEOHCHOHOHOHOHOHOHOHOHOHOHOHOHCHOHOHOOHOH CH OHO OHO HOH OHO OHO EOD 
THE WEST AMERICAN SCIENTIST 
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). 
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Charles Russell Orcutt 
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MOLLUSCAN WORLD 
21:0001 Numbers 
Numbers 1 to 3301 refer to Molluscan World, volume one 
(volume 20 of the West American Scientist). In this volume of 
the West American Scientist, articles, notes, etc., will be num- 
bered with the number of the volume followed by a new series of 
numbers, which will serve in the preparation of an index. 
21:0002 La Jolla Shells 
In volume 1 of Molluscan World sub 2578 was notice of a 
list of shells collected at La Jolla, Cal., by Maxwell Smith. This 
was supplemented by Joshua L. Bailey, Jr. \See 2578). The fol- 
lowing is the combined list. 
248 Acmca asmi Midd ; 
247 Acmea depicta Hds. 
240 Acmeza insessa Hinds 
239 Acmza mitra Esch 
246 Acmea paleacea Glid 
450 Acmea patina Eschscholtz. 
616 Acmeza pelta Eschscholtz. 
21:0004 Acmaea pelta nacelloides. 
1586 Acmea persona umbonata Nuttall. 
617 Acmeza rosacea Carpenter. 
21:0003 Acmaea scabra Reeve (error for Nuttall?) 
91 Acmaea spectrum 
1330 Actzon punctocelatus Cpr. 
826 Adula falcata Gid 
21:0005 Amalthea antiquatus L, (See Hipponyx.) 
1249 Amalthea cranioides Carpenter. 
