WASP GENUS CERCERIS — SCULLEN 



473 



Types. — The type female and allotype male of C. dakotensis Banks, 

 from Fargo, N. Dak., Julj^ 7, Sept. 6 (Stevens), are at the Museum of 

 Comparative Zoology, Harvard, no. 13770. 



Distribution. — North Central States. Specimens are as follows: 



Colorado: ?, Fort Collins, July 18, 1938 (M. T. James). Illinois: 9, 

 White Heath, June 14, 1925 (Beardsley). Kansas: ?, Blackjack Creek, Potta- 

 1954 (H. E. and M. A. Evans) ; ? , Leavenworth Co., July 1, 1924 (E. P. Breakey) ; 

 ?, Riley Co., Sept. 11 (J. B. Norton). Minnesota: 9, Midland Hills Golf 

 Club, Ramsey Co., Aug. 30, 1921 (Arthur Hertig); 9, Polk Co., Aug. 16, 1924 

 (Walter Carter); 9, St. Anthony Park, Ramsey Co., Sept. 14, 1924 (Walter 

 Carter); 9, Wright Co., Aug. 5, 1936 (S. S. Easter). Montana: 9 [no other 

 data]. Nebraska: 9 , Halsey, Aug. 4, 1948 (R. R. Dreisbach) ; 9 , Omaha, 

 June 25, 1913, alfalfa (L. T. Williams). North dakota: 9, Fargo, Aug. 25, 

 1918, Solidago canadensis (O. A. Stevens). South dakota: 9, Mobridge, Aug. 

 15,1924. Utah: 9 , Provo, July 6, 1922 (E. P. Van Duzee). Wisconsin: 9, 

 Genoa, July 7-12, 1911. Wyoming: 9 , Wheatland, Sept. 3, 1954 (Don Fronk). 



Prey record. — None. 



Plant record. — Melilotus alba (North Dakota), Solidago cana- 

 densis (North Dakota), Solidago serotina (North Dakota). 



Figures 76, 77.— Localities of: 76, C. clypeata dakotensis Banks; 77, C. clypeata gnarina 

 Banks. 



53c. Cerceris clypeata gnarina Banks, new status 



Figures 77, 158a,b,c 

 Cerceris gnarina Banks, 1913a, p. 237.— ScuUen, 1951, 1008. 



Female. — ^Length 12 to 14 mm. Black with yellow markings; 

 punctation and pubescence average. 



Head subequal in width to the thorax; black except for large 

 frontal eye patches, large patch on clypeal process, spots back of com- 

 pound eyes, and base of mandibles, all of which are yellow; clypeal 

 border with two large, blunt denticles, between which is a broad, deep 

 depression continuous with a depression below the clypeal process; 



