330 U. S. NATIONAL MUSEUM BULLETIN 216 



Mackenzie Delta, N. W. T., July 16, 1948, J. R. Vockeroth (Ottawa). 

 9, Fort Chimo, Que., July 9, 1948, H. R. MacLeod (Ottawa), d", 

 Solomon Dome at 4,048 ft., Dawson, Yukon, July 3, 1949, P. F. 

 Bruggemann (Ottawa). 



This subspecies is in the Arctic zone. It occurs also in Iceland 

 and in the Arctic parts of Europe. 



6b. Coccygomimus sodalis longigenalis (Cushman), new status 



Figure 327,d 



Ephialtes (Ephialles) longigenalis Cushman, 1920, Proc. U. S. Nat. Mus., vol. 

 52, p. 332; 9 . Type: 9 , Tuolumne Meadows, Calif., at 8,600 ft. (Wash- 

 ington) . 



Hind tibia fulvoferruginous, the apical 0.1 ± of hind tibia sometimes 

 a little infuscate ; hind tarsus reddish brown to fuscous ; wings averaging 

 a little darker than in the subspecies sodalis. In one very small 

 male (front wing 3.7 mm. long) the legs are abnormally dark, with 

 the femora piceous, apical half of the hind tibia infuscate, and the 

 hind tarsus fuscous. 



Specimens: 2d\ Blanco's Corral, White Mt., Mono Co., Calif., at 

 10,000 ft., June 23, 1953, W. D. McLellan (Davis). cF, Blanco's 

 Corral, White Mt., Mono Co., Calif., at 10,000 ft., July 24, 1953, 

 J. T. Brooks (Berkeley). 5d\ 29, May Lake, Yosemite Park, Calif., 

 at 10,500 ft., July 26 and 27, 1948, H., M., G., D., and J. Townes 

 (Townes). 4cf , 9, Snow Flat, Yosemite Park, Calif., at 8,700 ft., 

 July 22 and 23, 1948, H., M., G., D., and J. Townes (Townes). cf, 

 near Sonora Pass, Calif, at 8,500 ft., July 7, 1948, H., M., G., and D. 

 Townes (Townes). 9, Tioga Pass, Yosemite Park, Calif., July 29, 

 1936, W. T. McKean (Lawrence). 9, White Mt., Mono Co., Calif., 

 at 14,000 ft., W. D. McLellan (Davis). 9, Creede, Colo., at 8,844 ft., 

 August 1914, S. J. Hunter (Lawrence). 9, University of Wyoming 

 Camp in Medicine Bow Range, Colo., at 9,600 ft., August 1929, 

 T. D. A. Cockerell (New York). 



The specimens collected by the authors in Yosemite Park were 

 found in sedgy and grassy areas, in the drier spots, but not in the 

 wet meadows. 



This subspecies is Alpine, in the Rocky Mountains and the Sierra 

 Nevada. 



7. Coccygomimus tenuicornis (Cresson) 



Figure 327,e; 329,k 



Pimpla tenuicornis Cresson, 1865, Proc. Ent. Soc. Philadelphia, vol. 4, p. 267; 9 ■ 



Type: 9 , Colorado (Philadelphia). 

 Biology: Townes, 1939, Bull. Brooklyn Ent. Soc, vol. 31, p. 29. 



Front wing of male 3.7 to 8.4 mm. long, of female 4.7 to 8.5 mm. 

 long; face sparsely and weakly punctate; temple moderately long, its 



