Nomada crucis Cockerell, 1903:212, ♂. 4 ♂♂, Las Cruces, New Mexico, August 11 (leg. Townsend); ♂, Deming, N. M., July 9 (leg. Cockerell). - Cockerell, 1906Cockerell, T.D.A. 1906. The bees of New Mexico. Transactions of the American Entomological Society 32:289-314. (distribution); Cockerell, 1907Cockerell, T.D.A. 1907. New american bees. - V. The Entomologist 40 (535):265-269. (distribution); 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); Cockerell, 1919Cockerell, T.D.A. 1919. Bees in the collection of the United States National Museum. Proceedings of the United States National Museum 55 (2264):167-221. (distribution); Cockerell, 1921Cockerell, T.D.A. 1921. Western bees obtained by the American Museum expeditions. American Museum Novitates 24:1-15. (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 Nomada texana crucis: - Cockerell, 1911Cockerell, T.D.A. 1911. Bees in the collection of the U. S. National Museum. 1. Proceedings of the United States National Museum 39:635-658. (distribution).