Andrena monilicornis Cockerell, 1896:181, ♂. ♂, College Farm, Mesilla Valley, N. M., March 25th, 1896; LaBerge, 1986LaBerge, W.E. 1986. A revision of the bees of the genus Andrena of the Western Hemisphere. Part XII. Subgenera Leucandrena, Ptilandrena, Scoliandrena and Melandrena. Transactions of the American Entomological Society 112 (3):191-248.:207, Holotype ♂ (USNM, No. 18,932). - Cockerell, 1901Cockerell, T.D.A. 1901. Flower and insect records from New Mexico. Entomological News 12 (2):38-43. (distribution); LaBerge, 1986LaBerge, W.E. 1986. A revision of the bees of the genus Andrena of the Western Hemisphere. Part XII. Subgenera Leucandrena, Ptilandrena, Scoliandrena and Melandrena. Transactions of the American Entomological Society 112 (3):191-248. (distribution).
Andrena electrica Casad & Cockerell, in Cockerell, 1896:89, ♂♀. 1 ♂, 1 ♀, College Farm, Mesilla Valley, N. M., March 25-26, 1896; 1 ♂, 2 ♀♀, College Farm, Mesilla Valley, N. M., April 9-10, 1895; LaBerge, 1986LaBerge, W.E. 1986. A revision of the bees of the genus Andrena of the Western Hemisphere. Part XII. Subgenera Leucandrena, Ptilandrena, Scoliandrena and Melandrena. Transactions of the American Entomological Society 112 (3):191-248.:207, Holotype ♂ (USNM, No. 3,394). Synonymized with Andrena monilicornis Cockerell, 1896 by LaBerge, 1986LaBerge, W.E. 1986. A revision of the bees of the genus Andrena of the Western Hemisphere. Part XII. Subgenera Leucandrena, Ptilandrena, Scoliandrena and Melandrena. Transactions of the American Entomological Society 112 (3):191-248.:205.