REVISION OF GENUS EUCERCERIS CRESSON 65 



34a. Eucerceris superba bicolor Cresson 



Figures 41, 92 a, b, c, d, e, f, g, h 



Eucerceris bicolor Cresson, 1881, pp. xxxviii-xxxix; 1882, pp. v, vii; 1887, p. 281. — 

 Ashmead, 1899, p. 295.— Smith, H. S., 1908, pp. 371, 372.— Stevens, 1917, 

 p. 422.— Mickel, 1917, pp. 454, 455.— Carter, 1925, p. 133.— Cresson, 1916, 

 p. 99. 



Eucerceris superba bicolor ScuUen, 1939, pp. 18, 37-40; 1948, p. 158; 1951, p. 1012. 



Cerceris dichroa Dalla Torre, K. W. von, 1890, p. 199.— Dalla Torre, C. G., 1897, 

 p. 457. 



Type. — The holotype female of E. bicolor Cresson from Montana 

 (Morrison) is in the Philadelphia Academy of Natural Sciences, no. 

 1959.L 



Figure 41. Western U.S. E, superba 

 superba Cresson 



Distribution. — Northern Rocky Mts. and western plains states 

 south to Colorado and Kansas. Specunens are as follows: 



CANADA: Alberta: 39 9, Aug. 9, 1921, Aug. 7, 1923 (H. L. Seamans) ; 

 2 9 9, same locality, Aug. 5, 6, 1923 (H. E. Gray) ; 9 , same locality, Aug. 6, 1923 

 (Walter Carter) ; 2 9 9 , same locality, Aug. 9, 1921, Aug. 17, 1939 (E. H. Strick- 

 land); 49 9, Manyberries, Aug. 11, 1939 (E. H. Strickland); 89 9, Medicine 

 Hat, Aug. 20, 1916, Aug. 1, 1917 (Prey: Ophryastes of the sulciroslris-porosus 

 complex, det. by W. J. Brown), (F. W. L. Sladen) ; 9 , same locality, July 18, 1929 

 (Owen Bryant); 23 9 9 , same locality, Aug. 7, 1938, Aug. 13, 1939 (E. H. 

 Strickland) ; 9 , same locality (J. R. Mallock). 



UNITED STATES: Colorado: 39 9, Sunshine Canyon, Boulder County, 

 7,000 ft. (?) 1949. Kansas: 9, Finney County, Sept. 1894 (H. E. Menke). MoN- 



