LORQUINIA ^7 
Ischnochiton (Lepidozona) asthenes new species 
Shell small, carinate, with convex side slopes. Surface granulose. 
Head valve widi 11-12 low, rounded flutings, bearing 2-4 minute pus- 
tules each. Median valves with lateral areas distinctly raised, bicostate. 
each rib bearing 2-5 small pustules ; central areas with 15-18 narrow, 
granulose, longitudinal ribs, finely interlatticed between, but becoming 
obsolete on jugum. Slit formula 9, 1-1, 12. Girdle scales small, con- 
vex, delicately ribbed. Color of shell yellowish brown, mottled deeper. 
Type Locality: White's Point, Los Angeles County, California. 
(A. Smith.) 
Ischnochiton (Lepidocona) golischi new species. 
Shell small, strongly carinate, side slopes faintly arcuate. Surface 
minutely granulose. Head valve with about 45 nearly obsolete ribs, 
weakly grooved between, each bearing 5-7 extremely minute distant 
granules. Median valves with lateral areas distinctly raised, each with 
4-5 almost obsolete, minutely distantly granose ribs ; central areas on 
each side with about 20 granulose longitudinal riblets, finer and closer 
toward the jugum, their interstices granulose but scarcely latticed. 
Tail valve with perhaps 30 indistinct radiating ribs on the posterior 
tract. Dorsal girdle scales finely distinctly striate. Color of shell 
warm brownish rosy. 
Type Locality: 100 fathoms, off Santa Monica, California (W. H. 
Golisch). 
LEPIDOPTERA 
AN ACCOUNT OF A COLLECTING TRIP IN THE HIGH 
SIERRA 
By Chas. L. Fox 
During the summer of 1915 from July 19th to August 6th I 
collected in that more elevated portion of the Sierra Nevada Mountains 
to which the name "High Sierra" was applied by the geologists of the 
California Survey, making the camp of the Sierra Club in the Tuolumne 
Meadows my headquarters. 
I started on foot up the Zig-zag trail from Mirror Lake in the 
Yoseniite Valley; that wonderful gorge whose sides are sheer preci- 
pices, rising at this point 3000 feet or more from the floor of the 
valley to the summit. It was a hard pull up over this trail, but one 
was rewarded the higher one ascended by the grandeur of the view. I 
had my collecting net ready for whatever I might find on the way, but 
was so occupied by the steepness of the ascent and by the weight of 
my knapsack that few specimens were taken. However, three weks 
latr, when returning down this same trail, I captured several specimens 
