Exomalopsis eriocarpi Cockerell, 1898:453, ♀. 6 ♀♀, Fillmore CaƱon, Organ Mountains, N. M. about 5400 feet, Sept. 1, 1898 (leg. C.H.T. Townsend); Cockerell, 1913Cockerell, T.D.A. 1913. Names applied to the Eucerine bees of North America. Proceedings of the United States National Museum 43:261-273.:266, Type (U.S.N.M., No. 4343). - Friese, 1899Friese, H. 1899. Monographie der Bienengattung Exomalopsis, Ptilothrix, Melitoma und Tetrapedia. Annalen des Naturhistorischen Museums in Wien 14:247-304. (distribution). - As Xenoglossodes eriocarpi: - Cockerell, 1905Cockerell, T.D.A. 1905. Bees collected by the Rev. G. Birkmann in Texas (Continued from page 267). The Canadian Entomologist 37 (9):334-335. (distribution); Cockerell, 1906Cockerell, T.D.A. 1906. The North American bees of the family Anthophoridae. Transactions of the American Entomological Society 32:63-116. (distribution); Cockerell, 1906Cockerell, T.D.A. 1906. The bees of New Mexico. Transactions of the American Entomological Society 32:289-314. (distribution); Cockerell, 1913Cockerell, T.D.A. 1913. Names applied to the Eucerine bees of North America. Proceedings of the United States National Museum 43:261-273. (distribution); Lutz & Cockerell, 1920Lutz, F.E. & T.D.A. Cockerell 1920. Notes on the distribution and bibliography of North American bees of the families, Apidae, Meliponidae, Bombidae, Euglossidae, and Anthophoridae. Bull. Amer. Mus. Nat. Hist 42 (15):491-641. (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).