66 U.S. NATIONAL MUSEUM BULLETIN 2 68 



tana: 9> Bozeman, Aug. 24, 1911; 9> Fallon, Prairie County, Aug. 8, 1962 

 (J. G. and B. L. Rosen); ?, Forsyth, Aug. 11, 1903; ?, Great Falls, July 18, 

 1936 (H. B. Hoeffler) ; 9 , Helena, Aug. 1906 (W. H. Mann) ; 2 9 9 , Huntley, Aug. 

 16, 1916; 9, Shelby, Sept. 6, 1924 (H. L. Seamans). Nebraska: 9, Benkleman, 

 July 1899 (L. Bruner); 9, Glen, Sioux County, 1905; 9, same locality, 4,000 ft. 

 elev., Aug. 20, 1906 (H. S. Smith); 9, Mitchell, July 26, 1916 (C. E. Mickel). 

 North Dakota: 29 9, Minot, Aug. 22, 1915, at Kuhnistera oUgophylla (0. A. 

 Stevens); 29 9, Steele, July 13, Aug. 4, 1919, at K. oUgophylla (O. A.Stevens); 

 9 9 9, Valley City, Aug. 17, 23, 1917 (P. W. Fattig) ; 9 , Washburn, July 23, 1926 at 

 K. oUgophylla (O. A. Stevens). South Dakota: 9, Pierre, 1949; 3 9 9, same 

 locality (W. J. Fox) ; 5 9 9 , same locality (no other data). Wyoming: 9 , Centen- 

 nial, 1955 (D. Tyndall); 9 , Graybull, Aug. 16, 1927 (H. H. Knight); 9 , Laramie, 

 1955. 



Prey record. — Ophryastes of the sulcirostr's-porosus complex 

 (Medicine Hat, Alberta, Can.) (det. by W. J. Brown). 



Plant record. — Eriogonum annum (North Dakota). Kuhnistera 

 oligochylia (North Dakota). K. purpurea (North Dakota). 



34b. Eucerceris superba superba Cresson 



Figure 40 



Eucerceris superbus Cresson, 1865, pp. 108-109. — Packard, 1866, p. 58. — Patton, 

 1879, pp. 356-357.— Cresson, 1882, pp. vi-vii; 1887. p. 281.— Ashmead, 

 1890, p. 32; 1899, p. 295.— Smith, H. S., 1908, p. 371.— Cresson, 1916, 

 p. 101.— Stevens, 1917, p. 422.— Mickel, 1917, pp. 454, 456.— Carter, 1925, 

 p. 133.— Scullen, 1939, pp. 18, 36-37, figs. 25, 25a, 42, 66, 83, 99, 115, 129, 

 146; 1948, pp. 156, 158; 1951, p. 1012. 



Cerceris superba Schletterer, 1887, p. 503.— Dalla Torre, C. G., 1897, p. 478 



Eucerceris fulviceps Cresson, 1879, p. xxiii; 1882, pp. v, vii; 1887, p. 281. — Ash- 

 mead, 1899, p. 295.— Cresson, 1916, p. 100. 



Cerceris fulviceps Dalla Torre, K. W. von, p. 201.— Dalla Torre, C. G., 1897, 

 p. 461. 



Eucerceris fulviceps var. rhodops Viereck and Cockerell, 1904, pp. 84, 85, 88. — 

 Cresson, Jr., 1928, p. 49. 



Light vittae of face may or may not be convergent above antennae 

 in the male of E. superba Cresson. 



Type. — The lectotype male of E. superba Cresson from the Rocky 

 Mts., Colorado Territory (Ridings) is in the Philadelphia Academy of 

 Natural Sciences, no. 1967.1. The holotype female of E. julviceps 

 Cresson from New Mexico is in the Philadelphia Academy of Natural 

 Sciences, no. 1960. The holotype female of E. fulviceps rhodops Viereck 

 and Cockerell from Pecos, N. Mex., at flowers of Eriogonum sp. 

 Aug. 19, 1903 (Wilmatte P. Cockerell) is in the Philadelphia Academy 

 of Natural Sciences, no. 10397. 



Distribution. — This species is found in a limited way throughout 

 the Rocky Mt. area and western plains from southern Canada to 

 Arizona and New Mexico. Localities from which specimens have been 

 taken : 



