. Bulletin - United States National Museum. Science. 520 U. S. NATIONAL MUSEXJM BULLETIN 216 PART 3. K\ ' / 0 \ "Jrx f ?$ w'w' \ K u ^' ^ i i Z \} Figures 303-305.—Localities: 303 (left), Helcostizus albator yukonensis; 304 (center), H. a. rufiscutum; 305 (right), H. a. canadensis. front and middle legs fulvous, their tarsi brown apically; hind coxa, trochanters, and femiu" fulvous, the apical ± of femur infuscate except that its extreme apex is stramineous; hind tibia and tarsus uniformly dark brown. The male listed below from Edmonton, Alta., is a little intermediate to the subs


. Bulletin - United States National Museum. Science. 520 U. S. NATIONAL MUSEXJM BULLETIN 216 PART 3. K\ ' / 0 \ "Jrx f ?$ w'w' \ K u ^' ^ i i Z \} Figures 303-305.—Localities: 303 (left), Helcostizus albator yukonensis; 304 (center), H. a. rufiscutum; 305 (right), H. a. canadensis. front and middle legs fulvous, their tarsi brown apically; hind coxa, trochanters, and femiu" fulvous, the apical ± of femur infuscate except that its extreme apex is stramineous; hind tibia and tarsus uniformly dark brown. The male listed below from Edmonton, Alta., is a little intermediate to the subspecies canadensis. We have many intermediates to the subspecies rufiscutum. These are listed in the last paragraph under the specific heading. Specimens: cf, Anchorge, Alaska, June 24, 1951, K. S. Bigelow (Ottawa). cT, Fairbanks, Alaska, July 3, 1921, J. M. Aldrich (Wash- ington), cf (paratype), Fort Yukon, Alaska, 1877, L. M. Turner (Washington), cf, 29, Gulkana River, Alaska, 1955, G. Schumann (Washington). 9, Mount McKinley at 1,600 ft., Alaska, Aug. 8, 1954, D. Townes (Townes). 9, Mount McKinley National Park, Alaska, 1932, F. W. Morand (Washington), cf, 29, Edmonton, Alta., Aug. 19, 1923, E. H. Strickland (Townes). 9, Craig Mts., Idaho, June 8, 1918, A. L. Melander (Cambridge). 9, Reindeer Depot, Mackenzie Delta, , July 17, 1948, W. J. Brown (Ottawa). 9, Santiam "National Forest," Oreg., Aug. 27, 1914, W. J. Cham- berUn (Cambridge). 9, MetaUne Falls, Wash., June 7, 1931, D. DeLeon (Washington). This subspecies ranges from Alaska to Oregon and Idaho. 5c. Helcostizus albator rufiscutum Cushman, new status Helcostizus rufiscutum Cushman, 1919, Proc. Nat. Mus., vol. 55 p. 533; 9. Type: 9, Cypress Point, Monterey, Calif. (Washington). Tyloids of male antenna occurring on about 5 segments, in the shape of low rounded ridges that are obliquely longitudinal in Please note that these images are extracted from scanned page images that may have been


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