Andrena gardineri Cockerell, 1906:307, ♀. ♀, Boulder, Colorado, June 4, 1905 (leg. W.P. Cockerell); LaBerge, 1967LaBerge, W.E. 1967. A revision of the bees of the genus Andrena of the Western Hemisphere. Part I. Callandrena. (Hymenoptera: Andrenidae). Bul. Nebr. Univ. State Mus. 7:1-323.:241, Holotype ♀ (P.H. Timberlake, Riverside, California). - Cockerell, 1907Cockerell, T.D.A. 1907. The bees of Boulder County, Colorado. University of Colorado Studies 4:239-259. (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); LaBerge, 1967LaBerge, W.E. 1967. A revision of the bees of the genus Andrena of the Western Hemisphere. Part I. Callandrena. (Hymenoptera: Andrenidae). Bul. Nebr. Univ. State Mus. 7:1-323. (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); Pascarella, 2006Pascarella, J.B. 2006. The bees of Florida. . (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).
Andrena ashmeadi Viereck & Cockerell, 1914:45, ♀. Type ♀, Colorado (U.S.N.M., No. 18156, leg. C.F. Baker); LaBerge, 1967LaBerge, W.E. 1967. A revision of the bees of the genus Andrena of the Western Hemisphere. Part I. Callandrena. (Hymenoptera: Andrenidae). Bul. Nebr. Univ. State Mus. 7:1-323.:241, Holotype ♀ (United States National Museum, Washington, D.C., No. 18,156). - Mitchell, 1960Mitchell, T.B. 1960. Bees of the Eastern United States. Volume I. Technical bulletin (North Carolina Agricultural Experiment Station) 141:1-538.:146 ( listed as synonym of Andrena gardineri Cockerell, 1906); LaBerge, 1967LaBerge, W.E. 1967. A revision of the bees of the genus Andrena of the Western Hemisphere. Part I. Callandrena. (Hymenoptera: Andrenidae). Bul. Nebr. Univ. State Mus. 7:1-323.:237 ( listed as synonym of Andrena gardineri Cockerell, 1906); 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.:1781 ( listed as synonym of Andrena gardineri Cockerell, 1906).
Andrena lamellicauda Cockerell, 1925:629, LaBerge, 1967LaBerge, W.E. 1967. A revision of the bees of the genus Andrena of the Western Hemisphere. Part I. Callandrena. (Hymenoptera: Andrenidae). Bul. Nebr. Univ. State Mus. 7:1-323.:241, Holotype ♂ (P.H. Timberlake, Riverside, California). - Mitchell, 1960Mitchell, T.B. 1960. Bees of the Eastern United States. Volume I. Technical bulletin (North Carolina Agricultural Experiment Station) 141:1-538.:146 ( listed as synonym of Andrena gardineri Cockerell, 1906); LaBerge, 1967LaBerge, W.E. 1967. A revision of the bees of the genus Andrena of the Western Hemisphere. Part I. Callandrena. (Hymenoptera: Andrenidae). Bul. Nebr. Univ. State Mus. 7:1-323.:237 ( listed as synonym of Andrena gardineri Cockerell, 1906); 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.:1781 ( listed as synonym of Andrena gardineri Cockerell, 1906).
Andrena campbelli Cockerell, 1933:153, LaBerge, 1967LaBerge, W.E. 1967. A revision of the bees of the genus Andrena of the Western Hemisphere. Part I. Callandrena. (Hymenoptera: Andrenidae). Bul. Nebr. Univ. State Mus. 7:1-323.:241, Holotype ♂ (P.H. Timberlake, Riverside, California). - Mitchell, 1960Mitchell, T.B. 1960. Bees of the Eastern United States. Volume I. Technical bulletin (North Carolina Agricultural Experiment Station) 141:1-538.:146 ( listed as synonym of Andrena gardineri Cockerell, 1906); LaBerge, 1967LaBerge, W.E. 1967. A revision of the bees of the genus Andrena of the Western Hemisphere. Part I. Callandrena. (Hymenoptera: Andrenidae). Bul. Nebr. Univ. State Mus. 7:1-323.:237 ( listed as synonym of Andrena gardineri Cockerell, 1906); 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.:1781 ( listed as synonym of Andrena gardineri Cockerell, 1906).