70 THE NAUTILUS. 
Notes on West AMERICAN CuirTons, II. By S. Stillman 
Berry. Proc. Cal. Acad. Sci. (4), IX, 1919. In this well 
considered and fully illustrated paper the following new forms 
are described. 
Leptochiton (Xtphiozona) heathi, off Monterey. 
Hanleya spicata, Monterey Bay. 
Mopalia phorminx, Monterey Bay. 
Mopalia egretta, Forrester Island, Alaska. 
Ischnochiton (Lepidozona) asthenes, White’s Point, Los Angeles 
Co., Cal. 
Various points of classification are considered, and Rhombo- 
chiton, a ‘‘new group to rank near or under Lepidozona, with 
L. regularis (Carpenter) as type’’ is proposed.—H. A. P. 
NOTES. 
SHELLS FROM THE CHIRICAHUA Mountains, ARIZONA.—Dr. 
Witmer Stone camped in Pinery canyon, on the western slope 
of the Chiricahua Range, from June to August of this year, 
studying the distribution of the fauna and flora. Near the top, 
in the forks of the head of the north branch of Pinery canyon, 
at approximately 6500 to 7000 ft., he obtained the following 
snails. The locality is near the high ridge separating Pinery 
from White Tail canyon, where Ferriss and the writer collected 
in 1906 (Proc. A. N. S:, Phila., 1910,: p.) 75; figmp) eee 
rock is limestone. 
Sonorella virilis leucura P. & F. 
Oreohelix chiricahuana obsoleta P. & F. 
Ashmunella duplicidens Pils. 
Holospira cionella intermedia P. & F. 
Polita indentata wmbilicata (CkI1l.). 
Gastrocopta ashmuni (St. ). 
Gastrocopta dalliana (St. ). 
Gastrocopta pilsbryana (St. ). 
The last three were found in debris, but some living speci- 
mens of all the others were taken.—H. A. PILsBRyY. 
