Superfamily VESPOIDEA 1497 



planitarsis (Bohart), n. comb. South. Canada, Maine, N. H., Mich., Wis., Minn., Colo. 



Rygchium planitarsii^ Bohart, 1945. Ent. Soc. Wash., Proc. 47: 45. S, 9. 

 pratensis brumalis (Bequaert). Wash., Oreg., northeastern Calif., Idaho, Nev. 



Odynerus pratensis var. brxinalis Bequaert, 1936. U. S. Natl. Mus., Proc. 84: 86. 6. 

 pratensis pratensis (Saussure). Ont., Southwest. U. S. east to Kans., Tex., west to Calif.; 

 Mexico. Ecology: Nests in Sambuctis stems and wood. Parasite: Macrosiagon c. 

 cruentum (Germ.) ?; Toxophora sp.; Trichrysis mucronata (Br.). Prey: Caterpillars. 



Odynerus (Odynerus) pratensis Saussure, 1870. Rev. Mag. Zool. (2) 22: 61. 6, 9. 



Odynerus clusinus Cresson, 1872. Amer. Ent. Soc, Trans. 4: 234. 6,9. 



Odynerus egregius Viereck, 1906. Amer. Ent. Soc, Trans. 32: 197. 6. Preocc 



Odynerus congressensis Cameron, 1909. Pomona Col. Jour. Ent. 1: 132. 6, 9. 



Biology: Parker and Bohart, 1966. Pan-Pacific Ent. 42: 93 (nest). — Krombein, 1967. 

 Trap-nesting wasps and bees, pp. 79-81 (nest, prey, life history, parasites). —Parker and 

 Bohart, 1968. Pan-Pacific Ent. 44: 2 (nest). 

 provisoreus (Viereck), n. comb. Ariz., southern Colo. 



Odynerus (Stenodynerus) provisoreus Viereck, 1908. Amer. Ent. Soc, Trans. 33: 396. 3. 

 russatus (Bohart), n. comb. Calif., Ariz., Utah, N. Mex., Tex. in L. Sonor. Zone; Mexico 

 (Coahuila). 

 Odynerus russatus Bohart, 1942. Pan-Pacific Ent. 18: 150, figs. 2, 9, 14. d, 9. 

 schwarzi (Krombein). N. J., Pa., Md., D. C, Va., Okla. Ecology: Nests in borings in wood. 



Parasite: Toxophora amphitea Wlkr.; Melittobia chalybii Ashm.; Chrysis nitidula F. 

 Prey: Gelechia albisparsella (Chamb.); Psilocorsis sp.; Tortricidae sp.; Loxostege 

 yuancalis (Led.). 

 Rygchium schwarzi Krombein, 1962. Biol. Soc. Wash., Proc. 75: 5. cJ, 9. 



Biology: Krombein, 1967. Trap-nesting wasps and bees, pp. 74-77, pi. 9, fig. 39 (nest, prey, life 

 history, parasites). 

 tempiferus birepandus (Bohart). Nev. (Charleston Mountain Park). 



Rygchium tempiferum birepandiim Bohart, 1948. Brooklyn Ent. Soc. Bui. 43: 86. i. 

 tempiferus eldoradensis (Rohwer). B. C, Northwest. U. S. including Calif., Oreg., Wash., Nev., 

 Idaho, Mont., Wyo., Colo. 

 Odynerus eldoradensis Rohwer, 1917. U. S. Natl. Mus., Proc. 53: 238. 6. 

 Odynerus robustus Rohwer, 1917. U. S. Natl. Mus., Proc. 53: 238. 9. Preocc. 



tempiferus pritchardi (Bequaert). Okla. 



Odynerus anyiectens var. pritchardi Bequaert, 1939. Ent. Soc. Amer., Ann. 32: 63. 9. 



tempiferus subrubeus (Bohart). Utah, Colo. 



Rygchium tempiferum subrubeum Bohart, 1948. Brooklyn Ent. Soc, Bui. 43: 85. 6, 9. 



tempiferus tempiferus (Viereck). Ariz., N. Mex., southern Colo., Utah, Wyo., S. Dak. 



Odynerus (Stenodynerus) tempiferus Viereck, 1908. Amer. Ent. Soc, Trans. 33: 392. S. 

 Odynerus trichiosomus Cameron, 1909. Pomona Col. Jour. Ent. 1: 127. 6. 



tetraiobus (Bohart), n. comb. Calif. 



Odynerus tetraiobus Bohart, 1942. Pan-Pacific Ent. 18: 148. 6,9. 



Genus MONOBIA Saussure 



Monobia Saussure, 1852. Etudes sur la famille des Vespides, v. 1, p. 94. 



Type-species: Vespa quadridens Linnaeus Desig. by Ashmead, 1902. 

 Triarthra Dalla Torre, 1904. Gen. Ins., fasc. 19, p. 28. Preocc. 



Type-species: Odynerus cyanipennis Guerin. Desig. by Bequaert, 1940. 

 Tetrarthra Dalla Torre, 1904. Gen. Ins., fasc. 19, p. 28. 



Type-species: Vespa quadridens Linnaeus. Desig. by Bequaert, 1940. 



Most species occur in Central and South America. Nesting habits have been recorded for only 

 a few species. The preferred nesting sites are in pre-existing cavities. Caterpillars are stored as 

 prey. 



Revision: Bequaert, 1940. Rev. de Ent. 11: 822-842 (New World spp.) 



