Melecta pacifica fulvida Cresson, 1879:204, ♀. 6 ♀♀, Nevada (leg. Morrison); Hurd & Linsley, 1951Hurd, P.D. Jr. & E.G. Linsley 1951. The Melectine bees of California. Bulletin of the California insect survey 1 (5):119-140.:128, Type ♀ (A.N.S.P.). - Cresson, 1879Cresson, E.T. 1879. Descriptions of new North American Hymenoptera in the collection of the American Entomological Society. Family Apidae (Continued from page 136.). Transactions of the American Entomological Society and Proceedings of the Entomological Section of the Academy of Natural Sciences 7:201-214. (distribution); Hurd & Linsley, 1951Hurd, P.D. Jr. & E.G. Linsley 1951. The Melectine bees of California. Bulletin of the California insect survey 1 (5):119-140. (distribution); Michener, 1954Michener, C.D. 1954. Melecta pacifica atlantica in the Central United States (Hymenoptera, Anthophorina). Journal of the Kansas Entomological Society 27 (3):120. (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). - As Melecta fulvida: - Michener, 1948Michener, C.D. 1948. Notes on the American bees of the genus Melecta (Hymenoptera, Apoidea). Proceedings of the Entomological Society of Washington 50 (1):15-18. (distribution).
Bombomelecta semifulva Cockerell, 1921:212, ♂. ♂, Boulder, Colorado, May 17, 1920 (leg. Elery R. Becker). - 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.:2170 ( listed as synonym of Melecta pacifica fulvida Cresson, 1879).