Andrena mexicanorum Cockerell, 1896:85, ♀. ♀, Juarez, Mexico, Aug. 26, 1893 (leg. Cockerell). - As Protandrena mexicanorum: - Cockerell, 1896Cockerell, T.D.A. 1896. The bees of the genus Andrena found in New Mexico. The Annals and Magazine of Natural History ser. 6: v. 18:78-92. (comb. nov.); Cockerell, 1897Cockerell, T.D.A. 1897. New and little-known bees. Transactions of the American Entomological Society 24:144-162. (distribution); Cockerell, 1899Cockerell, T.D.A. 1899. Catálogo de las Abejas de Mexico. Biblioteca Agricola de las Secretaria de Fomento, Mexico, 1-20. (distribution); Cockerell, 1906Cockerell, T.D.A. 1906. The bees of New Mexico. Transactions of the American Entomological Society 32:289-314. (distribution); Cockerell, 1934Cockerell, T.D.A. 1934. Records of Western bees. American Museum Novitates 697:1-15. (distribution); Cockerell, 1934Cockerell, T.D.A. 1934. New and little-known Western species. American Museum Novitates 732:1-6. (distribution); Timberlake, 1976Timberlake, P.H. 1976. Revision of the North American bees of the genus Protandrena Cockerell (Hymenoptera: Apoidea). Transactions of the American Entomological Society 102 (2):133-227. (distribution); 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); Ruíz-Cancino & Coronado-Blanco, 2002Ruíz-Cancino, E. & J.M. Coronado-Blanco 2002. Artrópodos terrestres de los estados de Tamaulipas y Nuevo León, México. Serie Publicaciones Cientificas No. 4:1-376. (distribution); Nava-Bolaños & Osorio-Olvera, 2022Nava-Bolaños, A. & L. Osorio-Olvera 2022. Estado del arte del conocimiento de biodiversidad de los polinizadores de México. Revista Mexicana de Biodiversidad 93:1-77. (distribution). - As Psaenythia mexicanorum: - Mitchell, 1960Mitchell, T.B. 1960. Bees of the Eastern United States. Volume I. Technical bulletin (North Carolina Agricultural Experiment Station) 141:1-538. (distribution).
Andrena asclepiadis Cockerell, 1896:86, ♂. ♂, Santa Fé, N. M., Aug. 1, 1895 (leg. Cockerell). - Timberlake, 1976Timberlake, P.H. 1976. Revision of the North American bees of the genus Protandrena Cockerell (Hymenoptera: Apoidea). Transactions of the American Entomological Society 102 (2):133-227.:188 ( listed as synonym of Protandrena mexicanorum (Cockerell, 1896)); 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.:1849 ( listed as synonym of Protandrena mexicanorum (Cockerell, 1896)). - As Protandrena asclepiadis: - Cockerell, 1896Cockerell, T.D.A. 1896. The bees of the genus Andrena found in New Mexico. The Annals and Magazine of Natural History ser. 6: v. 18:78-92. (comb. nov., distribution); Cockerell, 1906Cockerell, T.D.A. 1906. The bees of New Mexico. Transactions of the American Entomological Society 32:289-314. (distribution); Swenk & Cockerell, 1907Swenk, M.H. & Cockerell, T.D.A. 1907. The bees of Nebraska. - II. Entomological News 18:178-187. (distribution); Stevens, 1919Stevens, O.A. 1919. The panurgine bees of North Dakota and a new Epeolus (Hym.). The Canadian Entomologist 51 (7):205-210. (distribution).