404 



PROCEEDINGS OF THE NATIONAL MUSEUM 



Ooluhhrina texensis (Texas), Condalia sp. (Arizona), C. obtosifolia 

 (Texas), Croton sp. (Arizona), C. californicus (California), Dalea 

 emoryi (California), D. schottii (California), Daucus carota (Oregon), 

 Dithyrea wislizeni (New Mexico), Eriogonum sp. (California), E. 

 elatum (Oregon), E.fasciculatum (California), E. iwdatum (California), 

 Grindelia sp. (California), Helianthus sp. (Oregon), hollyhock (Texas), 

 Hyptis emoryi (California), Isocoma helerophylla (California), Lepidium 

 medium (Arizona), Melilotus sp. (California), M. alba (Arizona, Idaho, 

 Oregon), Monarda sp. (Texas), Mortonia sacbrella (Arizona), Pith- 

 ecolobium sp. (Texas), Polygonum auberti (California), Prosopis sp. 

 (California, Texas), Rhamnus crocea (California), Rhus sp. (Texas), 

 Salsola pestijer (Utah), Sapidus saponaria (Arizona), Solanum 

 elaeagnifolium (Arizona), Solidago sp. (Oregon), Tamarix sp. (Utah), 

 Verbesina encelioides exauriculata (Arizona), water hemlock (Oregon), 

 Wislizenia rejracta (Arizona), Yucca sp. (New Mexico). 



Figures 31-33. — Localities of: 31, C. californica californica Cresson; 32, C. calfornica arno 

 Banks; 33, C. completa Banks. 



25b. Cerceris californica arno Banks, new status 



Figure 32 



Cerceris arno Banks, 1947, p. 19.— Scullen, 1951, p. 1005; 1960, pp. 75-76. 

 Cerceris argyrotricha Rohwer, 1908, p. 324. — Scullen, 1951, p. 1005; 1960, pp. 

 75-76. 



Female. — Structurally the subspecies C. c. arno Banks is like the 

 typical form of californica Cresson. C c. arno Banks represents the 

 extreme lighter form found in the southwestern desert area. In the 

 lighter forms the black is more or less replaced by light amber or 

 yellow. 



Head largely yellow bordered with amber ; vertex may become very 



