ICHNEUMON-FLIES — GELINAE I MESOSTENINI 203 



Piute Mt. in Mono Co., Sagehen near Hobart Mills, Sardine Creek 

 in Mono Co., Snowflat in Yosemite Park, Sonora Pass at 8,500, 

 8,700, and 9,000 to 10,000 ft., near Sonora Peak in Tuolumne Co. 

 at 11,000 ft., Tamarack Lake in El Dorado Co. at 7,700 ft., Tuolumne 

 Meadows in Tuolumne Co., and Winnemucca Lake in Alpine Co.); 

 Colorado (Baldy Mt. in Boidder Co. at 10,800 to 11,000 ft., Boulder, 

 Colorado Springs, Creede at 8,844 ft., Dumont, Durango, Estes 

 Park at 11,000 ft., Florissant, Longs Peak Inn at 9,000 ft.. Phantom 

 Valley in Rocky Mountain National Park at 9,400 ft., Platte Canyon, 

 Poncha Springs, Silverton, Tennessee Pass at 10,240 ft., and West- 

 clifFe); Idaho (Bear Pass Creek in Butte Co.); Manitoba (Gillam); 

 Montana (Saint Mary); New Mexico ("Aqua Viva," Cimarron 

 Canj^on in Colfax Co., Jemez Springs, and Red River); Northwest 

 Territories (Fort Resolution, Fort Simpson, Fort Smith, and Snow- 

 drift); Oregon (head of Blitzen River at 7,000 ft.. Fish Lake at 7,000 

 ft., above Fish Lake at 8,500 ft., and 3 miles south of Fish Lake 

 at 7,500 ft., all in the Steens Mts.); Saskatchewan (St. Louis); LTtah 

 (Beaver Range Mts. at 8,000 to 10,000 ft., 10 miles north of Cedar 

 Breaks National Monument at 10,500ft., north forkof Duchesne River, 

 Duck Lake on Navajo Mt. in Kane Co. at 9,000 ft.. Fish Lake in 

 Sevier Co. at 8,600 ft., Kent Lake in Beaver Canyon, Navajo Lake 

 at 9,000 ft., and Uinta Co.); W^-oming (Big Horn Mts., Buffalo at 

 6,000 ft., Centennial, Laramie, and Lake Camp, Mount Washburn, 

 and Old Faithful in Yellowstone Park, and Powder River Pass) ; and 

 Yukon Territory (Whitehorse). 



Collection dates are mostly from June 15 to August 2. Those 

 outside of this range are: May 20 at Fort St. John, B. C; May 29 

 at Nicola Lake, B. C; June 5 and 14 at Atlin, B. C; June 7 at Chil- 

 cotin, B. C; June 10 at Fort Smith, N. W. T.; June 12 and 13 near 

 Estes Park, Colo.; August 8 near Sonora Peak, 11,000 ft., Calif.; 

 August 15 near Mono Pass, 12,000 ft., Inyo Co., Calif.; and August 

 30 at Marie Lake, 10,500 ft., Fresno Co., Calif. 



The usual habitat is among scattered conifers in grassy areas, 

 near timber line. Males commonly fl}^ about small conifers. 



This subspecies occurs in the Canadian and Hudsonian zones of 

 western North America. 



11. Trachysphyrus symmetricus (Pratt) 



Figures 328,p; 380 



Front wing 7.6 to 10.3 mm. long; clypeus very wide, moderately 

 convex, in profile its apical half flattened; frons with a pitlike de- 

 pression dorsolaterad of each antennal socket; temple unusually wide, 

 rather flat, the punctures on its lower 0.7 moderately sparse in male 

 (separated by about 2 tunes their diameter), very sparse in female 



