408 HYMENOPTERA OF AMERICA NORTH OF MEXICO 



* Scotomphales Vachal, 1900. Soc. Ent, France Bui. p. 233. N. name. 

 Revision: Gillaspy, 1963. Mus. Comp. Zool. Bui. 128: 369-391, 1 pi. 



*foxi Gillaspy. Ariz.; Mexico (Baja California). (Tachystizus) 



Stizoides (Tachystizus) foxi Gillaspy, 1963. Mus. Comp. Zool. Bui. 128: 

 378, figs. 1, 2, 5, 7, 9, 11. $, $. 



unicinctus (Say). N. C, Alta., B. C; Mexico (Zacatecas). Host: Prionyx 

 tliomae (F.). (Tachystizus) 



Genus BEMBECINUS Costa, pp. 994-995 



cressoni (Cameron), n. comb. Transf. from Nysson subg. Nysson, p. 982 {teste 

 K. V. Krombein, who examined the type). 



godmani godmani (Cameron). 



Taxonomy: Willink, 1957. Ann. Mag. Nat. Hist. (12) 9: 702-704.— 

 Evans, 1959a, loc. cit. supra, pp. 152-153, figs. 71-73 (larva). 

 nioneduloides (Smith ) . 



Taxonomy: Willink, 1957, loc. cit. supra, pp. 701-702. 



Genus STENiOLlA Say, p. 995 



Revision: Gillaspy, 1964. Amer. Ent. Soc. Trans. 89: 1-117, 6 pis. 

 Biology: Evans and Gillaspy, 1964. Amer. Midland Nat. 72: 257-280, 14 

 figs. 



All species of the genus whose biology is known use adult flies as prey, 

 principally Bombyliidae. 



albicantia Parker. Subsp. of scolopacea Handlirsch. 



*californiensis Gillaspy. Calif.; Mexico (Baja California). 



Steniolia calif ornien sis Gillaspy, 1964. Amer. Ent. Soc. Trans. 89: 52, 



figs. 5, 10, 25,29, 34, 50. $, $. 



"^dissimilis C. L. Fox. Southern Ariz.; Mexico (Sonora, Sinaloa). 



Steniolia dissimilis C. L. Fox, 1923. Calif. Acad. Sci. Proc. 12: 429. $, 



9. 



duplicata Provancher. Western Tex. to Calif., Nev. ; Mexico (Baja Califor- 

 nia, Chihuahua, Coahuila). Remove scolopacea Handlirsch, a va- 

 lid sp., from syn. Place Nom. nud. after citation for S. edwardsii 

 Patton. Prey: Adult Bombyliidae, Syrphidae and Muscoidea. 



Biology: Evans and Gillaspy, 1964, loc. cit. supra, pp. 274-276. 



Taxonomy: Evans, 1964, loc. cit. supra, pp. 263-264, figs. 34-36 (larva). 



*elegans Parker. Wyo. to Wash., south to western Tex. and southern Calif.; 



Mexico (Baja California, Sonora, Coahuila, Aguascalientes, San 



Luis Potosi, Hidalgo). 

 Steniolia elegans Parker, 1929. U. S. Natl. Mus. Proc. 75 (5) : 50. $. 

 Biology: Evans and Gillaspy, 1964, loc. cit. supra, p. 276. 



*eremica Gillaspy. Southern Calif., Ariz., Nev. Prey: Adult asilid, Efferia 

 texana (Bks.). 

 Steniolia eremica Gillaspy, 1964. Amer. Ent. Soc. Trans. 89: 67, figs. 14, 

 38,54,84. $, ?. 



nigripes Parker. Mexico (Baja California). Prey: Adult bombyliid fly, 

 Aphoebantus sp. 

 Biology: Evans and Gillaspy, 1964, loc. cit. supra, pp. 273-274. 



obliqua (Cresson). Mont, to N. Mex., west to B. C. and Calif. Prey: Princi- 

 pally adult Bombyliidae of genus Villa; occasionally Syrphidae 

 (Pipiza) and Calliphoridae (Lucilia). 

 Biology: Evans and Gillaspy, 1964, loc. cit. supra, pp. 266-272, figs. 1-10, 



J-Oj X4, 



Taxonomy: Evans, 1964, loc. cit. supra, p. 265, fig. 45 (larva). 



scolopacea albicantia Parker, changed status. B. C. to northern Calif., Idaho. 

 Steniolia albicantia Parker. Reduced to subsp. rank {teste Gillaspy, 

 1964, loc. cit. supra, p. 75). 



