Superfamily APOIDEA 2005 



Unplaced Taxon of Stelis 



The following species can neither be recognized as to subgenus nor associated with any of the 

 described species of Stelis in North America, but is a member of the genus Stelis. 



Andrena yiignta Fabricius, 1775. Systema Ent., p. 377. "Habitat in America." 



NoMEN Nudum in Stelis Panzer 



Stelis foxi Smith, 1910 (1909). N. J. State Mus., Ann. Rpt., p. 695. 



Genus DIOXYS Lepeletier and Serville 



Dioxys Lepeletier and Serville, 1825. Encycl. Meth., Diet. Ins., v. 10, p. 109. 



Type-species: Tmchnsa cincta Jurine. Monotypic. 

 Paradioxys Mocsary, 1894. Termes. Fuzetek, v. 17, p. 35. 



Type-species: Dioxys pannonica Mocsary. Monotypic. 

 Hoplopasites Ashmead, 1898. Psyche 8: 284. 



Type-species: Philerevius? productus Cresson. Monotypic and orig. desig. 

 Chrysopheon Titus, 1901. Canad. Ent. 33: 256. 



Type-species: Chrysopheon aurifuscus Titus. Monotypic. 



Revision: Kurd, 1958. Calif. Univ. Pubs. Ent. 14: 275-302, 28 figs., 4 maps. (Nearctic spp.). 



Ta.xonomy: Cockerell, 1928. Colo. Univ., Studies 16: 111 (synopsis). — Rozen, 1967. N. Y. Ent. 

 Soc, Jour. 75: 236-248, 31 figs, (immature stages). 



Biology: Hurd, 1958. Calif. Univ. Pubs. Ent. 14: 276 (floral and host relationships). 

 aurifuscus (Titus). Colo., Idaho, CaHf., Oreg. Host: Anthidium maculosum Cress.?, 

 Callanthidium illnstre Cress. 

 Chrysopheon aurifuscus Titus, 1901. Canad. Ent. 33: 256. 9. 

 Dioxys fulvohirta Ducke, 1909. Rev. de Ent. 27: 44. 9. 



Taxonomy: Horning, 1966. Ent. Soc. Wash., Proc. 68: 157 (geogr. records). 



Biology: Cockerell, 1909. Canad. Ent. 41: 834 (host). -Hicks, 1929. Canad. Ent. 61: 8 (host). 

 -Horning, 1971. Ent. Soc. Wash., Proc. 73: 43 (host). 

 pacificus melanogaster Hurd. South. Calif. (San Bernardino, San Gabriel and San Jacinto 

 Mts.). 

 Dioxys pacificus melanogaster Hurd, 1958. Calif. Univ. Pubs. Ent. 14: 296. 9,3. 

 pacificus pacificus Cockerell. Calif, (except mts. of southern Calif.), Oreg., Nev., Utah, Wye. 



Dioxys pacificus Cockerell, 1916. Ann. and Mag. Nat. Hist. (8) 17: 286. 9. 

 pomonae pomonae Cockerell. Idaho, Utah, Colo., N. Mex., Ariz., Oreg. and Calif, (except 

 Sonoran Desert). Host: Anthidium collectum Huard, Chalicodoma subexilis (Ckll.), 

 Osrnia nifoata Ckll., 0. nigrobarbata Ckll. 

 Dioxys pomonae Cockerell, 1910. Canad. Ent. 42: 169. 6. 

 Dioxys phaceliae Cockerell, 1911. Amer. Ent. Soc, Trans. 37: 235. 9. 

 Dioxys catalinensis Cockerell, 1938. Ann. and Mag. Nat. Hist. (11) 2: 148. S. 



Taxonomy: Cockerell, 1916. Ann. and Mag. Nat. Hist. (8) 17: 285. 9. — Gittins, 1959. Brooklyn 

 Ent. Soc, Bui. 54: 135 (geogr. records). —Horning, 1966. Ent. Soc. Wash., ProC. 68: 157 

 (floral and geogr. records). —Rozen, 1967. N. Y. Ent. Soc, Jour. 75: 236-248, 31 figs, 

 (immature stages). 

 Biology: Rozen and Favreau, 1967. N. Y. Ent. Soc, Jour. 75: 197-203, 7 figs. (Hfe history, 

 host). 

 pomonae timberlakei Hurd. Southern Calif., deserts. 



Dioxys pomonae timberlakei Hurd, 1958. Calif. Univ. Pubs. Ent. 14: 285. 9,6. 

 productus cismontanicus Hurd. Pacific slope of Calif.; Mexico (Baja California). Host: 

 Anthidiuiu collectum Huard. 

 Dioxys productus cismontanicus Hurd, 1958. Calif. Univ. Pubs. Ent. 14: 290. 9, 6. 

 productus productus (Cresson). Great Basin of Calif., Nev., Wash., Oreg., Utah. Host: 

 Anthidium utahense Swenk. 

 Pkileremus/ productus Cresson, 1879. Amer. Ent. Soc, Trans. 7: 203. 9. 



