448 



PROCEEDINGS OF THE NATIONAL MUSEUM 



Arizona: cT, Tempe, Aug. 4, 1917. New mbxico: lOcf c?", Albuquerque, 

 5000 ft., June 27, 1931 (H. A. Scullen) ; 2cf d', Albuquerque (Don Prentiss); 

 3cf cf, Las Cruces, Aug. 7, 28 (Cockerell); ?, &, Albuquerque, June 18-19, 1942 

 (E. C. Van Dyke); 5cfcf, Albuquerque, June 18, 1942 (H. A. Scullen); ?, 

 Albuquerque, 3950 ft., Aug. 2, 1946 (H. A. Scullen); 6^, Albuquerque, June 12, 

 1950 (L. D. Beamer); 2cfcf, Albuquerque, July 15, 1952 (C. Laing, W. LaBerge, 

 R. H. and L. D. Beamer); d", Mesilla, Aug. 23 (Cockerell). Texas: Srf'cf, 

 El Paso, July 17, 1917 (Bequaert) ; 2cf cf. El Paso, 3700 ft., June 20, 1942 (H. A. 

 Scullen); cf, Santa Elena Canyon, Big Bend National Park, 2145 ft., Aug. 25, 

 1954 (R. M. Bohart). 



Distribution. — Southern Arizona, southern New Mexico, and 

 southwestern Texas. 

 Prey record. — None. 

 Plant record. — None. 



Figures 59-61. — Localities of: 59, C. insolita albida Scullen; 60, C. insolita atrafemori 

 Scullen; 61, C. rufa Scullen. 



41c. Cerceris insolita atrafemori, new subspecies 



Figures 60, 143a,b,c 



Female. — Length 11 mm. Structurally like the nominate sub- 

 species C. insolita insolita Cresson except for variations in the color 

 markings as given below. 



Head markings are creamy white and not yellow as in the nominate 

 subspecies. 



Thorax shows a small secondary evanescent yellow spot on the 

 propodeum near the apex of the enclosure; the metanotum shows 

 more or less yellow; legs are black with creamy-white markings; 

 hindfemora are black with a creamy-white patch near the apical end. 



Abdomen with the band on tergum 3 broad with little or no emar- 

 gination; other abdominal bands nearly equal to half the tergum and 



