198 U. S. NATIONAL MUSEUM BULLETIN 216 part s 



Modoc Co., Hallelujah Junction in Lassen Co., Hat Creek in Shasta 

 Co., Herkey Creek in the San Jacinto Mts., Hope Valley in Alpine 

 Co., Idyll wild in the San Jacinto Mts., Independence Lake in Sierra 

 Co., Lake City, Leavitt Meadow in Mono Co., Leevining, Lone Pine, 

 Mammoth in Modoc Co., Meadow Valley in Plumas Co., at 4,000 to 

 5,000 ft., Meyers, Mineralking at 8,000 ft., Mojave Desert, Owens 

 Valley in Inyo Co., 4 miles west of Quincy, Redwood Meadows in 

 Tulare Co. at 6,000 ft., Sagehen near Hobart Mills, Samuel Spring in 

 Napa Co., Sardine Creek in Mono Co. at 8,500 ft.. Sequoia National 

 Park at 7,000 to 9,000 ft., Sierraville and 5 miles south of Sierraville, 

 Snowhne Camp in El Dorado Co., Sonoma Co., Sonora Pass at 9,000 

 to 10,000 ft. and 9,624 ft., Summit in Placer Co., Summit Camp in 

 Lassen Co., Tamarack Lake in El Dorado Co., Tanbark Flat in Los 

 Angeles Co., Tioga Pass, Topaz, 7 miles southeast of Truckee, Twin 

 Lakes m Mono Co., 2 miles north of Warner Springs, Webber Lake 

 in Sierra Co., Winnemucca Lake in Alpine Co., and Yosemite Valley) ; 

 Nevada (Minden); Oregon (Aspen Lake, Bly, Drake Peak in Lake 

 Co. at 7,000 ft.. Eagle Ridge at IQamath Lake, Fish Creek at 7,500 

 ft. and Fish Lake in the Steens Mts., 42 miles east of ICamath Falls, 

 Lakeviev/, and Mary's Peak in Benton Co.) ; and Washington (Boga- 

 chiel Peak in Olympic National Park and Mount Rainier). 



Collection dates are mostly from May 25 to August 1. Those out- 

 side of this range are: May 9 in the Mohave Desert, Calif.; May 13 

 and 21 at Samuel Spring, Napa Co., Calif.; May 20 at Minden, 

 Nev.; May 21 and 24 at Lone Pine, Calif.; May 22 at Herkey Creek, 

 San Jacinto Mountains, Cahf.; August 2 in Owens Valley, Inyo 

 Co., Calif.; August 3 at Redwood Meadows, 6,000 ft., Tulare Co., 

 Calif.; and August 6 at Sonora Pass, 9,624 ft., Calif. 



This subspecies occm's at higher altitudes from southern British 

 Columbia to southern California. 



8. Trachysphyrus pacificus (Cresson) 



Figures 328,m; 375 



Cry-plus -pacificus Cresson, 1878, Proc. Acad. Nat. Sci. Philadelphia, vol, 30' 

 p. 361; cf. Type: cf , California (Philadelphia). 



Front wing 7.5 to 13 mm. long. Structurally similar to T. rela- 

 tivus except as stated in the key and except that ovipositor tip is a 

 very little heavier and the ridges on its lower valve a little more 

 prominent. 



Male: Colored as in male of T. relativus 'punicus except that white 

 or yellow marldngs average a little more extensive, the tegula is fer- 

 ruginous or fulvous {vnih. or without a basal yellow spot), and seg- 

 ment 2 of hind tarsus is always yeUow. 



