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U. S. NATIONAL MUSEUM BULLETIN 216 



PART 3 



Wakefield); Rhode Island (Westerly); Saskatchewan (Prince Albert 

 National Park and Waskesiu Lake); Washington (Blue Mt., Coupe- 

 ville, Longmire in Mount Rainier National Park, Alount Rainier at 

 2,900, 3,500, 4,200, and 4,700 ft., Snoqualmie Pass, and Suramerland 

 Trail on Mount Rainier); and Wyoming (Laramie and Shoshone 

 National Forest) . 



Most collection dates are from June 11 to August 12. Those out- 

 side of this range are: May 19 at Hymers, Ont.; May 24 at Baddeck, 

 N.S.; June 4 at Jaffrey, N.H., and at Rudyard, Mich.; June 8 on 

 Martha's Vineyard, Mass.; June 9 at Likely, B.C.; August 18 to 22 

 in Midland Co., Mich.; August 22 in Keweenaw Co., Mich.; August 

 23 in Kalkaska Co., Mich.; and August 27 in Ontonagon Co., Mich. 



One male specunen was reared from a cone of white spruce at 

 Cold Lake, Alta., emerging January 21, 1952. The typical habitat 

 of the species is damp meadows with coarse sedges. 



This species is transcontinental, mostly in the Canadian and 

 Hudsonian zones. 



20. Trychosis anagmus, new species 



Figure 400 



Front wing 4.6 to 6.5 mm. long; clypeus small, very strongly convex, 

 its apical margin arcuate; cheek moderately long, its punctures rather 

 small and weak, separated by about 0.8 their diameter; temple weakly 

 convex; ventral portion of occipital carina elevated as a low lamella 

 that is about 0.8 as high as width of third segment of maxillary palpus; 

 second segment of fiagellum about 2.8 as long as wide in male, about 

 4.1 as long as wide in female; prepectus with a short vertical carina 

 opposite lower corner of pronotum that is raised as a crescentic ridge, 

 much higher at middle than at ends (this ridge not raised at the middle 

 in any other Nearctic species except T. cyperia); notaulus absent; 



Figure 205. — Localities for 

 Trychosis anagmus. 



