Andrena sola Viereck, 1916:577, ♀. Holotype ♀, Southern California (The Academy of Natural Sciences of Philadelphia, No. 4,047, leg. H. K. Morrison). - Bouseman & LaBerge, 1978Bouseman, J.K. W.E. LaBerge 1978. A revision of the bees of the genus Andrena of the Western Hemisphere. Part IX. Subgenus Melandrena. Transactions of the American Entomological Society 104 (3/4):275-389. (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); Esperanza de Pedro, 2021Esperanza de Pedro, D. 2021. . :. (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).
Andrena carissima Cockerell, 1924:58, ♀. Holotype ♀, Clifton, Arizona, March 26, 1918 (Mus. Calif. Acad. Sci., No. 1582, leg. J.I. Carlson). - Bouseman & LaBerge, 1978Bouseman, J.K. W.E. LaBerge 1978. A revision of the bees of the genus Andrena of the Western Hemisphere. Part IX. Subgenus Melandrena. Transactions of the American Entomological Society 104 (3/4):275-389.:293 ( listed as synonym of Andrena sola Viereck, 1916); 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.:1806 ( listed as synonym of Andrena sola Viereck, 1916).
Andrena microdonta Cockerell, 1924:61, ♂. Holotype ♂, Clifton, Arizona, March 26, 1918 (Mus. Calif. Acad. Sci., No. 1585, leg. J.I. Carlson). - Bouseman & LaBerge, 1978Bouseman, J.K. W.E. LaBerge 1978. A revision of the bees of the genus Andrena of the Western Hemisphere. Part IX. Subgenus Melandrena. Transactions of the American Entomological Society 104 (3/4):275-389.:293 ( listed as synonym of Andrena sola Viereck, 1916); 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.:1806 ( listed as synonym of Andrena sola Viereck, 1916).
Andrena ensenadensis Cockerell, 1941:345, ♀. ♀♀, Ensenada, Baja California, March, 1941. - Bouseman & LaBerge, 1978Bouseman, J.K. W.E. LaBerge 1978. A revision of the bees of the genus Andrena of the Western Hemisphere. Part IX. Subgenus Melandrena. Transactions of the American Entomological Society 104 (3/4):275-389.:293 ( listed as synonym of Andrena sola Viereck, 1916); 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.:1806 ( listed as synonym of Andrena sola Viereck, 1916).