Superfamily SPHECOIDEA 1623 



aurulentus (Fabricius). East. Canada and States south to Fla., north to N. J., west to Tex., 



Kans. Ecology: Nests in sand or clay with 2-4 cells per nest and 6-11 prey per cell. Prey: 

 Conocepkaius saltans (Scudd.), C. spp., Orchelimum fidicinium Rehn and Heb., 0. spp., 

 Tettigoniidae sp.; all nymphs. 



Larra aundenta Fabricius, 1804. Systema Piezatorum, p. 220. 9 . 



Tachytes mandibularis Patton, 1881. Boston Soc. Nat. Hist., Proc. 20: 394. 9,6. 



Tachytes propinquus Rohwer, 1909. Ent. News 20: 198. 9. 



Tachytes duplicatus Rohwer, 1920. Ent. Soc. Wash., Proc. 22: 59. 9 . 



Taxonomy: Strandtmann, 1945. Ent. Soc. Amer., Ann. 38: 307, figs. 1-2 (larva). —Evans, 1958. 

 Amer. Ent. Soc, Trans. 84: 117, figs. 18-20 (larva), —van der Vecht, 1961. Zool. Verhandl. 

 Rijksmus. Natuurlijke Hist. Leiden, No. 48, pp. 11-12 (synonymy). 



Biology: Patton, 1892. Ent. News 3: 90 (prey). —Williams, 1914 (1913). Kans. Univ. Sci. Bui. 

 8: 198 (prey hunting). —Dow, 1930. Psyche 37: 182 (prey transport). —Strandtmann, 1945. 

 Ent. Soc. Amer., Ann. 38: 305-308, figs. 1-4 (nest, prey, cocoon, life cycle). —Evans and 

 Kurczewski, 1966. Kans. Ent. Soc, Jour. 329-330 (nest, prey). 



badius Banks. Tex. (Comal Co.), Ariz. (Baboquivari Mts.). 



Tachytes (Tachyplena) badius Banks, 1942. Mus. Compar. Zool., Bui. 89: 417. 9. 



colutnbiae Fox. N. J., Md., Va., N. C. 



Tachytes colunibiae Fox, 1892. Amer. Ent. Soc, Trans. 19: 241. 9, tJ. 



crassus Patton. Conn., Mass., N. Y., Md., Wis., Iowa, Mo., Nebr. Ecology: Nests in sand or in 

 heavy clay-loam, constructs as many as 9 cells per nest, and stores 5-10 prey per cell. 

 Prey: Orchelimum gladiator Brun., 0. spp., Conocephalus f. fasciatus (DeG.), C. 

 nigropleunis (Brun.), C. attenuatus (Scudd.); most prey are nymphs but adults are 

 occasionally stored. 

 Tachytes crassus Patton, 1881. Boston Soc. Nat. Hist., Proc. 20: 241. 9,6. 



Taxonomy: Evans, 1964. Amer. Ent. Soc, Trans. 90: 285-286, figs. 96-98 (larva). 



Biology: Krombein, 1961. Brooklyn Ent. Soc, Bui. 56: 64 (nest, prey transport). —Evans and 

 Kurczewski, 1966. Kans. Ent. Soc, Jour. 39: 324-326, figs. 1-2 (nest, prey transport). 

 ermineus Banks. West. Tex., Ariz., south. Utah and Nev.; Mexico (Baja California). 



Tachytes (Tachyplena) ermineus Banks, 1942. Mus. Compar. Zool, Bui. 89: 413. 9,6. 



exornatus Fox. Southwest. Tex., N. Mex., Ariz.; Mexico (Baja California). Parasite: Zanysson 

 t. texanus (Cr.) ? Prey: Conalcea sp.? nymph. 

 Tachytes exornatus Fox, 1894 (1893). Acad. Nat. Sci. Phila., Proc 45: 501. 6. 



Biology: Cockerell, 1903. Entomologist 36: 100 (parasite ?). —Krombein, 1960. Brooklyn Ent. 

 Soc, Bui. 55: 75 (prey transport). 



floridanus Rohwer. N. C. to Fla., west to Ariz. 



Tachytes pepticus floridanus Rohwer, 1920. Ent. Soc. Wash., Proc. 22: 59. 9. 

 Tachytes {Tachyplena) foxi Banks, 1942. Mus. Compar. Zool., Bui. 89: 416. 9. 

 Tachytes {Tachyplena) comanche Banks, 1942. Mus. Compar. Zool., Bui. 89: 417. 6. 



harpax Patton. N. H., Mass., Conn., Pa., Va., N. C, Wis., Mich., Iowa, Nebr. Ecology: Nests in 

 fine silt and sand, constructs several cells per nest and stores 2-3 prey per cell. Prey: 

 Conocephalus brevipennis (Scudd.). 



Tachytes harpax Patton, 1881. Boston Soc. Nat. Hist., Proc 20: 395. 9,6. 



Tachytes dubitatus Rohwer, 1909. Ent. News 20: 202. 9,6. 



Biology: Parker, 1921. Ent. Soc. Wash., Proc. 23: 103-104 (nest, prey transport). 



praedator Fox. Md. to Fla., west to Iowa, Kans. and Tex. Ecology: Nests in fine-grained, 

 somewhat moist sand, apparently makes only a single cell stored with up to 5 prey. 

 Prey: Scudderia sp., Conocephalus f. fasciatus (DeG.), C. sp., Neoconocephalus sp., 

 Eremopedes sp.; usually nymphs are stored, but occasionally adults. 

 Tachytes praedator Fox, 1892. Amer. Ent. Soc, Trans. 19: 240. 9,6. 



