258 



U. S. NATIONAL MUSEUM BULLETIN 200 



Figure ISO. — Localities for Ceropales elegans elegans. 



only on the head, hind margin of pronotum, hind corner of thorax, 

 underside of front coxa, and as a spot on the last tergite. The head, 

 thorax, and more rarely the abdomen may be partty blackish. 



Specimens (32 cf, 259) : From Arizona (Tucson) ; California (Arroyo 

 Seco in Monterey County, Benicia, Blythe, Clayton, Coachella, below 

 5,000 ft. near Coalinga, Davis, Imperial County, La Jolla, Lemon- 

 cove, Los Angeles County, Kedwood City, Richardson Springs, Telsa, 

 Tracy, Vacaville, and Walnut Creek ui Contra Costa County) ; Idaho 

 (Payette and Weiser); Kansas (Republic CountjO; Nebraska; New 

 Mexico (15 miles east of Lordsburg at 4,500 ft.) ; Texas (Bexar County 

 and Lee County) ; and Washington ( Wawawai) . 



Collection dates are rather evenly distributed from May 20 (in 

 Imperial County, Calif.) to Sept. 29 (in Lee County, Tex.). Flower 

 records comprise Tamarix gallica, MelUotus alba, and Eriogonum sp. 

 There is one collection from the glandular hairs of Helianthus annus. 



This subspecies occm-s in the Upper and Lower Sonoran faunas. 

 Adults are on the wing thi'oughout the summer. 



5c. Ceropales elegans quaintancei Viereck 



Ceropales quaintancei Viereck, 1902, Ent. News, vol. 13, p. 275, "cf "= ? . Type: 

 9, College Park, Md. (Philadelphia). 



Forewiiig of male 9 to 13 mm. long, of female 11 to 13 mm. long. 



This subspecies has dark brown wings and averages a little larger 

 than the other two. The yellow markings may be almost as exten- 

 sive as described for aquilonia or more or less restricted, in extreme 

 cases being present only on the head, postscutellum, hind corner of 

 thorax, and underside of front coxa. The thorax sometimes has 

 fuscous areas. 



Specimens: 2cr, Alachua County, Fla., May 13, 1923, Alexander 

 and Walker (Ann Arbor). 9, Tifton, Ga. (Washmgton). 9. Rantoul, 



