WASP GENUS CERCERIS — SCXJLLEN 403 



N. Mex., is at the Philadelphia Academy of Natural Sciences, no. 

 10378. The type male of C. garciana Viereck and Cockerell, from 

 New Mexico, is at the Philadelphia Academy of Natm-al Sciences, 

 no. 10380. The type male of C. populorum Viereck and Cockerell, 

 from New Mexico, is at the Philadelphia Academy of Natural Sciences, 

 no. 10385. The type female of C. cognata Mickel, from Worland, 

 Wyo., July 10, 1911 (L. Bruner), is at the University of Nebraska. 

 The type female and allotype male of C. denticularis Banks, from 

 Umatilla, Oreg., June 1882 (Samuel Henshaw), are at the Museum 

 of Comparative Zoology, Harvard, no. 10028. The type male of 

 C. interjecta Banks, from Utah, is at the Museum of Comparative 

 Zoology, Harvard, no. 13767. The type male of C. calodera Banks, 

 from Jacumba, Calif., Aug. 12, 1917 (W. M. Wheeler), is at the 

 Museum of Comparative Zoology, Harvard, no. 27622. The type 

 male of C. illoia Banks, from Arizona, is at the Museum of Compara- 

 tive Zoology, Harvard, no. 23541. The type male of C. isolde Banks, 

 from Arizona, is at the Museum of Comparative Zoology, Harvard, 

 no. 23540. 



Distribution. — C. californica californica Cresson, in its numerous 

 color variations, ranges from Idaho and Utah on the east to the 

 Pacific Ocean, and from British Columbia to southern and western 

 Texas. Approximately 2000 specimens of this common species have 

 been studied by the ^vriter. 



Prey record. — The only intensive studies of the nesting habits 

 and prey of this species were published by Linsley and MacSwain 

 (1956). As would be expected, the prey was species of the beetle 

 family Buprestidae. 



The following species were found to be collected by C. californica 

 californica Cresson at Tanbark Flat, San Dimas Experimental Forest, 

 in the San Gabriel Mountains of Southern California: Acmaeodera 

 acuta LeConte, A. adenostomae Cazier, A. angelica Fall, A. coquilletti 

 Fall, A. dohrni Horn, A. dolorosa Fall, A.fenyesi Fall, A. gemina Horn, 

 A. hepburni LeConte, A. holsteni White, A. jocosa Fall, A. nexa Fall, 

 A. perlanosa Timberlake, A. plagiaticauda Horn, A. prorsa Fall, A. 

 quadriseriata Fall, A. sinuata VanDyke, Agrilus angelicus Horn, A. 

 hlandus Horn, A. politus (Say), Anthaxia aeneogaster Cast, Chsysoboth- 

 ris deleta LeConte, C. liicana Horn, C. femorata (Oliver). 



Plant record. — Acacia sp. (Chihuahua, Mexico), A. augustissima 

 (Arizona), A. greggii (Arizona, Texas), alfalfa (Arizona), Asclepias sp. 

 (Arizona, New Mexico), A. erosa (California), A. mexicana (Cali- 

 fornia), A. specinsa (Utah), Baccharis sp. (Texas), B. glutinosa 

 (Arizona, California), Bebbia juncea (California), Cercidium texanus 

 (Texas), Cleome lutea (Oregon), Chaenactis sp. (California), Chilopsis 

 linearis, desert willow (Arizona), Chrysothamnus sp. (California), 



