- As Nomada edwardsii edwardsii: - Evans, 1972Evans, D.L. 1972. A revision of the subgenus Holonomada of the genus Nomada (Hymenoptera: Anthophoridae). The Wasmann Journal of Biology 30 (1 and 2):1-34. (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); Alexander & Schwarz, 1994Alexander, B.A. & M. Schwarz 1994. A Catalog of the Species of Nomada (Hymenoptera: Apoidea) of the World. The University of Kansas Science Bulletin 55 (7):239-270. (distribution).
Nomada intercepta Smith, 1879:100, ♂. ♂, Vancouver's Island (British Museum); Cockerell, 1905Cockerell, T.D.A. 1905. Notes on some bees in the British Museum. Transactions of the American Entomological Society 31:309-364.:312, Type ♂ (British Museum); Evans, 1972Evans, D.L. 1972. A revision of the subgenus Holonomada of the genus Nomada (Hymenoptera: Anthophoridae). The Wasmann Journal of Biology 30 (1 and 2):1-34.:15, Holotype ♂ (British Museum (Natural History)). Synonymized with Nomada edwardsii edwardsii Cresson, 1878 by Evans, 1972Evans, D.L. 1972. A revision of the subgenus Holonomada of the genus Nomada (Hymenoptera: Anthophoridae). The Wasmann Journal of Biology 30 (1 and 2):1-34.:13. - 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.:2108 ( listed as synonym of Nomada edwardsii edwardsii Cresson, 1878); Alexander & Schwarz, 1994Alexander, B.A. & M. Schwarz 1994. A Catalog of the Species of Nomada (Hymenoptera: Apoidea) of the World. The University of Kansas Science Bulletin 55 (7):239-270.:254 ( listed as synonym of Nomada edwardsii edwardsii Cresson, 1878). - As Holonomada intercepta: - Viereck, 1905Viereck, H.L. 1905. Synopsis of bees of Oregon, Washington, British Columbia and Vancouver.—IV. The Canadian Entomologist 37:277-287.:287 (comb. nov.).
Nomada edwardsii australior Cockerell, 1903:562, ♂.Los Angeles county, Cal. (U. S. Nat. Museum, leg. Coquillett). Synonymized with Nomada edwardsii edwardsii Cresson, 1878 by Evans, 1972Evans, D.L. 1972. A revision of the subgenus Holonomada of the genus Nomada (Hymenoptera: Anthophoridae). The Wasmann Journal of Biology 30 (1 and 2):1-34.:13. - Cockerell, 1912Cockerell, T.D.A. 1912. Names applied to bees of the genus Nomada, found in North America. Proceedings of the United States National Museum 41:225-243. (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.:2108 ( listed as synonym of Nomada edwardsii edwardsii Cresson, 1878); Alexander & Schwarz, 1994Alexander, B.A. & M. Schwarz 1994. A Catalog of the Species of Nomada (Hymenoptera: Apoidea) of the World. The University of Kansas Science Bulletin 55 (7):239-270.:254 ( listed as synonym of Nomada edwardsii edwardsii Cresson, 1878).