Panurginus neomexicanus Cockerell, 1898:451, ♂.Top of ridge south of Big Rock, Ruidoso, about 7400 feet, Aug. 3, 1898 (leg. C.H.T. Townsend). - Cockerell, 1906Cockerell, T.D.A. 1906. The bees of New Mexico. Transactions of the American Entomological Society 32:289-314. (distribution); Cockerell, 1912Cockerell, T.D.A. 1912. New records of bees (Hymen.). Entomological News 23:444-447. (distribution); Cockerell, 1916Cockerell, T.D.A. 1916. Descriptions and records of bees. - LXXI. The Annals and Magazine of Natural History ser. 8: v. 17:277-287. (distribution). - As Heterosarus neomexicanus: - 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).
Panurginus nigrinus Viereck, 1903:50 - Cockerell, 1906Cockerell, T.D.A. 1906. The bees of New Mexico. Transactions of the American Entomological Society 32:289-314. (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.:1855 ( listed as synonym of Heterosarus neomexicanus (Cockerell, 1898)).