Superfamily APOIDEA 1953 



Genus AGAPOSTEMON Guerin-Meneviile 



Andrena subg. Agapostenion Guerin-Meneviile, 1844. Iconogr. Regne Anim., Ins., v. 3, p. 

 448. 



Type-species: Apis femomlis Guerin-Meneviile. Monotypic. {=Apis viridula 

 Fabricius). 



The bees of this genus are known to visit a great variety of flowers for nectar and pollen. 

 Since the data pertaining to the floral visitations of these bees are conveniently available (see 

 discussion of the subfamily Halictinae), this information is not repeated here or presented in the 

 species treated below. 



Revision: Roberts, 1972. Kansas Univ. Sci. Bui. 49: 437-590, 228 figs, (included spp.). 



Taxonomy: Roberts, 1973. Oreg. State Univ. Agr. Expt. Sta. Tech. Bui. 125: 1-23 (northwest. 

 Amer. spp.). 



Biology: Roberts, 1969. Kansas Univ. Sci. Bui. 48: 689-719, 21 figs, (natural history). 



Species Group Splendens 



angelicus Cockerell. N. Dak., Colo, and Iowa, south to Tex., N. Mex., Ariz, and south. Calif.; 

 Mexico (Chihuahua, Durango and Sonora). Predator: Philanthus albopilosus Cress. 

 Agapostemon angel icus Cockerell, 1924. Calif. Acad. Sci., Proc. (4) 12: 537. 9. 



Biology: Linsley, 1962. Ent. Soc. Amer., Ann. 55: 159, fig. 5 (sleep). —Evans, 1975. Ent. Soc. 

 Amer., Ann. 68: 891 (predator). 

 texanus Cresson. Transcont. south. Canada and U. S., south to centr. Costa Rica. Predator: 

 Philanthus crabroniformis Smith. 

 Agapostemon texanus Cresson, 1872. Amer. Ent. Soc, Trans. 4: 255. 9. 

 Agapostemion texanus subtilior Cockerell, 1898. Ent. News 9: 27. 9 ? 

 Agapostemon borealis Crawford, 1901. Nebr. Acad. Sci., Proc. 7: 160. 9. 

 Agapostemon califomicus Crawford, 1901. Nebr. Acad. Sci., Proc. 7: 164. 9. 

 Halictus (Agapostemon) brachycerus Vachal, 1903. Misc. Ent. 11: 101. 6. 

 Agapostemon texanus iowensis Cockerell, 1910. Ann. and Mag. Nat. Hist. (8) 5: 363. 9. 

 Agapostemon proscriptus Cockerell, 1912. Ann. and Mag. Nat. Hist. (8) 10: 24. 9. 

 Agapostemon joseanus Friese, 1916. Stettin. Ent. Ztg. 77: 310. 9. 

 Agapostemon sulfuripes Friese, 1916. Stettin. Ent. Ztg. 77: 310. 6. 

 Agapostemon cyanozonus Cockerell, 1924. Calif. Acad. Sci., Proc. (4) 12: 539. 6. 

 Agapostemon proscriptellus Cockerell, 1924. Calif. Acad. Sci., Proc. (4) 12: 538. 9. 

 Agapostemon texanus vandykei Cockerell, 1925. Calif. Acad. Sci., Proc. (4) 14: 191. 9. 

 Agapostenion califomicus psavunobius Cockerell, 1937. Pan-Pacific Ent. 13: 150. 6,9. 

 Agapostemon angelicus idahoensis Michener, 1937. Ann. and Mag. Nat. Hist. (10) 19: 314. 



9. 

 Agapostemon califomicus clementinus Cockerell, 1939. Calif. Acad. Sci., Proc. (4) 23: 431. 



9, 6. 

 splendens (Lepeletier). Ont. and Maine to Sask., south to Fla., Ala., Miss., La., Tex., N. Mex., 

 Ariz.; Mexico (Gulf coast to Veracruz). 

 Halictus splendens Lepeletier, 1841. Hist. Nat. Ins., Hym., v. 2, p. 283. 9. 

 Agapostemon aemginosus Smith, 1853. Cat. Hym. Brit. Mus., v. 1, p. 86. 9. 



Biology: Stevens, 1921. Canad. Ent. 53: 68. 



Species Group Sericeus 



cockerelli Crawford. Wyo. Colo., Tex., N. Mex., Ariz.; Mexico. 



Agapostemon Cockerelli Crawford, 1901. Nebr. Acad. Sci., Proc. 7: 161. 9. 

 femoratus Crawford. B. C, Alta., N. Dak., south to N. Mex., Ariz., Nev., Calif., Mexico (Baja 

 California). 

 Agapostemon femoratus Crawford, 1901. Nebr. Acad. Sci., Proc. 7: 162. 6,9. 

 sericeus (Forster). Ont., Maine to Fla., west to N. Dak., south to Tex. Predator: Philanthus 

 sanbornii Cress. 

 Apis sericea Forster, 1771. Novae Species Insectorum, Centuria vol. I, p. 91. 6. 

 Halictus radiatus Say, 1837. Boston Jour. Nat. Hist. 1: 394. 9. 



