At spose Mee ata thy 
June, 1919. Whole Number 170. 
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- 
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A eee 
Charles Russell Orcutt 
Editor: Publisher: Owner 
No. 1705 Broadway San Diego, California. 
2143 Tivela Delesserti Deshayes. 1854. 
2144 Tivela stultorum Mawe. 
583 Triphoris excelpus 
2685 Trivia Californiana Gray 1828. 
1112 Trivia radians Lamarck. 
1113 Trivia sanguinea Gray. 
Genus Turbonilla Risso. 
2789 TT: Galianoi. Cape San Lucas, Baja Cal. 
2782 VT: Kelseyi. San Diego. 
2821 VT: Jaminata. San Pedro. 
1303 TT. (Pyrgiscus) tennicula Gould. 
manu" aaneTaie :* 
21:0506 Family MELANELLIDAR. 
Paul Barisch, in the proceedings of the U. S. Nationa! Mus- 
eum (53:295-356 t 34-49 givas ‘‘A monograph of West American 
Melanellid Mollusks,’’ from which the following notes are chiefly 
taken. They are much like the Pyramidellidae, except for the 
smooth—not sculptured shells, with the early whorls dextral, 
not tilted or immersed. hiefly minute, difficult to determine 
without the aid of the illustrations furnished by Dr. Bartsch. 
21:0507 Genus Melanella Bowditch, 1822. 
Shells white, polished; last whorl produced; inner lip ap- 
pressed for its entire (or nearly entire) length, to the attenuated 
base. Pk i 
& 
Subgenus Melanella Bowdich. Shells straight. 
21:0508 Meleanella dalli Bartsch. Gulf of Cal. 
21:0509 Melanella micans (Cpr. 1864 sub Eulima). 
Type locality:—San Pedro, Cal. (Dr. Cooper. Extends from 
