Apis sericea Forster, 1771:91 - As Agapostemon sericea: - Robertson, 1895Robertson, C. 1895. Notes on bees, with descriptions of new species. Transactions of the American Entomological Society 22 (2):115-128. (distribution). - As Agapostemon sericeus: - Krombein et al., 1979Krombein, K.V., P.D. Hurd, D.R. Smith & B.D. Burks 1979. Catalog of Hymenoptera in America North of Mexico. Volume 2. Apocrita (Aculeata). Smithsonian Institution Press, Washington D.C. 1199-2209. (distribution); Owens et al., 2018Owens, B.E., L. Allain, E.C. van Gorder, J.L. Bossart & C.E. Carlton 2018. The bees (Hymenoptera: Apoidea) of Louisiana: An updated, annotated checklist. Proceedings of the Entomological Society of Washington 120 (2):272-307. (distribution).
Halictus radiàtus Say, 1837:394,Indiana; Roberts, 1972Roberts, R.B. 1972. Revision of the bee genus Agapostemon (Hymenoptera: Halictidae). The University of Kansas Science Bulletin 49 (9):437-590.:520, Type probably destroyed. - Krombein et al., 1979Krombein, K.V., P.D. Hurd, D.R. Smith & B.D. Burks 1979. Catalog of Hymenoptera in America North of Mexico. Volume 2. Apocrita (Aculeata). Smithsonian Institution Press, Washington D.C. 1199-2209.:1953 ( listed as synonym of Agapostemon sericeus (Förster, 1771)). - As Agapostemon radiatus: - Robertson, 1897Robertson, C. 1897. North American bees - Descriptions and synonyms. Transactions of the Academy of Science of St. Louis 7 (14):315-356. (distribution); Cockerell, 1899Cockerell, T.D.A. 1899. The bees of Kansas. Entomological News 10 (1):3-4. (distribution); Cockerell, 1906Cockerell, T.D.A. 1906. The bees of New Mexico. Transactions of the American Entomological Society 32:289-314. (distribution); Cockerell, 1911Cockerell, T.D.A. 1911. Records of bees. The Canadian Entomologist 43 (11):389-391. (distribution); Cockerell, 1915Cockerell, T.D.A. 1915. New californian bees. Pomona Journal of Entomology and Zoology 7 (4):230-233. (distribution); Cockerell, 1916Cockerell, T.D.A. 1916. New and little known bees from California. Pomona Journal of Entomology and Zoology 8 (2):43-64. (distribution); Cockerell, 1927Cockerell, T.D.A. 1927. Bees of the genera Agapostemon and Augochlora in the collection of the California Academy of Sciences. The Pan-Pacific Entomologist 3 (4):153-162. (distribution); Sandhouse, 1936Sandhouse, G.A. 1936. The bees of the genus Agapostemon (Hymenoptera: Apoidea) occuring in the United States. Journal of the Washington Academy of Sciences 26 (2):70-83. (distribution); Michener, 1947Michener, C.D. 1947. Bees of a limited area in southern Mississippi (Hymenoptera; Apoidea). The American Midland Naturalist 38 (2):443-455. (distribution); Mitchell, 1960Mitchell, T.B. 1960. Bees of the Eastern United States. Volume I. Technical bulletin (North Carolina Agricultural Experiment Station) 141:1-538. (distribution); Roberts, 1972Roberts, R.B. 1972. Revision of the bee genus Agapostemon (Hymenoptera: Halictidae). The University of Kansas Science Bulletin 49 (9):437-590. (distribution).
Agapostemon pulchra Smith, 1853:87, ♀. ♀, North America; California (B.M.); Roberts, 1972Roberts, R.B. 1972. Revision of the bee genus Agapostemon (Hymenoptera: Halictidae). The University of Kansas Science Bulletin 49 (9):437-590.:520, Type ♂ (British Museum (Natural History)). - Robertson, 1893Robertson, C. 1893. Notes on bees, with descriptions of new species. Transactions of the American Entomological Society 20:145-149.:147 ( listed as synonym of Agapostemon radiatus (Say, 1837)); Sandhouse, 1936Sandhouse, G.A. 1936. The bees of the genus Agapostemon (Hymenoptera: Apoidea) occuring in the United States. Journal of the Washington Academy of Sciences 26 (2):70-83.:80 ( listed as synonym of Agapostemon radiatus (Say, 1837)); Mitchell, 1960Mitchell, T.B. 1960. Bees of the Eastern United States. Volume I. Technical bulletin (North Carolina Agricultural Experiment Station) 141:1-538.:451 ( listed as synonym of Agapostemon radiatus (Say, 1837)); Roberts, 1972Roberts, R.B. 1972. Revision of the bee genus Agapostemon (Hymenoptera: Halictidae). The University of Kansas Science Bulletin 49 (9):437-590.:520 ( listed as synonym of Agapostemon radiatus (Say, 1837)); Krombein et al., 1979Krombein, K.V., P.D. Hurd, D.R. Smith & B.D. Burks 1979. Catalog of Hymenoptera in America North of Mexico. Volume 2. Apocrita (Aculeata). Smithsonian Institution Press, Washington D.C. 1199-2209.:1954 ( listed as synonym of Agapostemon sericeus (Förster, 1771)). - As Agapostemon pulcher: - Dalla Torre, 1896Dalla Torre, C.G. 1896. Catalogus Hymenopterorum hucusque descriptorum systematicus et synonymicus, X. Apidae (Anthophila). Sumptibus Guilelmi Engelmann, 1-643. (distribution).
Agapostemon sulcatulus Cockerell, 1909:25, ♂. ♂, Malcolm, Nebraska, September (leg. Birkmann); Roberts, 1972Roberts, R.B. 1972. Revision of the bee genus Agapostemon (Hymenoptera: Halictidae). The University of Kansas Science Bulletin 49 (9):437-590.:520, Type ♂ (U.S. National Museum). Synonymized with Agapostemon radiatus (Say, 1837) by Sandhouse, 1936Sandhouse, G.A. 1936. The bees of the genus Agapostemon (Hymenoptera: Apoidea) occuring in the United States. Journal of the Washington Academy of Sciences 26 (2):70-83.:80. - Cockerell, 1927Cockerell, T.D.A. 1927. Bees of the genera Agapostemon and Augochlora in the collection of the California Academy of Sciences. The Pan-Pacific Entomologist 3 (4):153-162. (distribution); Mitchell, 1960Mitchell, T.B. 1960. Bees of the Eastern United States. Volume I. Technical bulletin (North Carolina Agricultural Experiment Station) 141:1-538.:451 ( listed as synonym of Agapostemon radiatus (Say, 1837)); Roberts, 1972Roberts, R.B. 1972. Revision of the bee genus Agapostemon (Hymenoptera: Halictidae). The University of Kansas Science Bulletin 49 (9):437-590.:520 ( listed as synonym of Agapostemon radiatus (Say, 1837)); Krombein et al., 1979Krombein, K.V., P.D. Hurd, D.R. Smith & B.D. Burks 1979. Catalog of Hymenoptera in America North of Mexico. Volume 2. Apocrita (Aculeata). Smithsonian Institution Press, Washington D.C. 1199-2209.:1954 ( listed as synonym of Agapostemon sericeus (Förster, 1771)).