SPHECIDAE 391 



fulviventris inferioris Banks. Syn, of pepticus pepticus (Say). 



hesperus Banks. Syn. of sayi Banks. 



*nevadensis Bohart. Nev., Calif., Oreg., Wash. 



Tachytes nevadensis Bohart, 1962. Pan-Pacific Ent. 38: 124, figs. 21-23. 



$, 9. 



pennsylvanicus Banks. N. Y. to Va. west to Idaho, Colo., N. Mex., Oreg., B. C. 

 Tachytes pepticus (Say), in part, of Catalog. (T. pennsylvanicus Banks 

 a valid sp., teste Bohart, 1962, loc. cit. supra, p. 122). 



*pepticus chelatus Bohart. Ariz., Utah. 



Tachytes pepticus chelatus Bohart, 1962. Pan-Pacific Ent. 38: 120, figs. 

 5, 6, 7. $, 9. 



pepticus pepticus (Say), changed status. 111. and Ind. only. 



Tachytes pepticus (Say). Reduced to subsp. rank (teste Bohart, 1962, 



loc. cit. supra, p. 119). N. B. T. pennsylvanicus Banks is a valid 



sp. not a syn. 

 Tachytes fulviventris inferioris (Banks) (syn. by Bohart, 1962, loc. cit. 



supra, p. 119). 



pepticus sericatus Cresson, changed status. N. C. to Fla., Ala., Tex., Kans., 

 Nebr., Colo. 

 Tachytes sericatus Cresson. Reduced to subsp. rank (teste Bohart, 1962, 

 loc. cit. supra, p. 120). 



sayi Banks. Western U. S. and B. C. east to Iowa, Kans., Tex.; Mexico (Baja 

 California) . 

 Tachytes hesperus Banks (syn. by Bohart, 1962, loc. cit. supra, p. 129). 

 Tachytes brevipilis Banks (syn. by Bohart, 1962, loc. cit. supra, p. 129). 



*sculleni Bohart. Western Tex. to southern Calif., Nev. 



Tachytes sculleni Bohart, 1962. Pan-Pacific Ent. 38: 126, figs. 8-11. 5,5. 



sericatus Cresson. A subsp. of pepticus (Say). 



spatulatus Fox. Colo., N. Mex., Ariz., Utah, Nev., Wyo., Calif. 



Tachytes utahensis Banks (syn. by Bohart, 1962, loc. cit. supra, p. 128). 



utahensis Banks. Syn. of spatulatus Fox. 



TACHYTES subgenus TACHYPLENA Banks, pp. 946-947 



aurulentus (Fabricius). Transf. from Tachytes subg. Tachytes, p. 945. 



Tachytes (Tachyplena) mandibularis Patton (syn. by van der Vecht, 

 1961. Zool. Verhandl. Rijksmus. Natuurlijke Hist. Leiden, No. 48, 

 pp. 11-12). 

 Taxonomy: Evans, 1958a, loc. cit. supra, p. 117, figs. 18-20 (larva). 



crassus Patton. Md. (Plummers Is.). Prey: Orchelimum sp. 



Biology: Krombein, 1961. Brooklyn Ent. Soc. Bui. 56: 64. 



Taxonomy: Evans, 1964, loc. cit. supra, pp. 285-286, figs. 96-98 (larva). 



distinctus Smith. 



Taxonomy: Evans, 1964, loc. cit. supra, pp. 286-287 (larva). 



ermineus Banks. Idaho. 



harpax Patton. Pa. 



mandibularis Patton. Syn. of aurulentus (Fabricius). 



TACHYTES subgenus TACHYNANA Banks, pp. 947-948 

 abdominalis (Say). Idaho. 

 pattoni Banks. Idaho. 



TACHYTES subgenus TACHYOIDES Bonks, p. 948 



tnergus Fox. Ala. Nests in pure sand with high water table. Prey: Immature 

 and adult Tridactylus apicalis Say, T. minutus Scud. 

 Biology: Krombein and Kurczewski, 1963. Biol. Soc. Wash, Proc. 76: 143- 



