Macrocera pruinòsa Say, 1837:405, ♂♀. ♂, ♀, United States; Hurd & Linsley, 1964Hurd, P.D. Jr. & E.G. Linsley 1964. The squash and gourd bees - genera Peponapis Robertson and Xenoglossa Smith - inhabiting America north of Mexico (Hymenoptera: Apoidea). Hilgardia 35 (15):375-477.:453, presumably destroyed. - As Peponapis pruinosa: - Mitchell, 1962Mitchell, T.B. 1962. Bees of the Eastern United States. Volume II. Technical bulletin (North Carolina Agricultural Experiment Station) 152:1-557. (distribution); Hurd & Linsley, 1964Hurd, P.D. Jr. & E.G. Linsley 1964. The squash and gourd bees - genera Peponapis Robertson and Xenoglossa Smith - inhabiting America north of Mexico (Hymenoptera: Apoidea). Hilgardia 35 (15):375-477. (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); Ruíz-Cancino & Coronado-Blanco, 2002Ruíz-Cancino, E. & J.M. Coronado-Blanco 2002. Artrópodos terrestres de los estados de Tamaulipas y Nuevo León, México. Serie Publicaciones Cientificas No. 4:1-376. (distribution); Yáñez-Ordóñez & Hinojosa-Díaz, 2004Yáñez-Ordóñez, O. & I. Hinojosa-Díaz 2004. La colección himenopterológica (Insecta) del Museo de Zoología Alfonso L. Herrera de la Facultad de Ciencias, UNAM, México. Acta Zoológica Mexicana (nueva serie) 20 (1):167-197. (distribution); Ayala & Griswold, 2012Ayala, R. & T. Griswold 2012. Two new species of the bee genus Peponapis, with a key to the North and Central American species (Hymenoptera: Apidae: Eucerini). Revista Mexicana de Biodiversidad 83:396-406. (distribution); Owens et al., 2018Owens, B.E., L. Allain, E.C. van Gorder, J.L. Bossart & C.E. Carlton 2018. The bees (Hymenoptera: Apoidea) of Louisiana: An updated, annotated checklist. Proceedings of the Entomological Society of Washington 120 (2):272-307. (distribution); Esperanza de Pedro, 2021Esperanza de Pedro, D. 2021. . :. (distribution); Nava-Bolaños & Osorio-Olvera, 2022Nava-Bolaños, A. & L. Osorio-Olvera 2022. Estado del arte del conocimiento de biodiversidad de los polinizadores de México. Revista Mexicana de Biodiversidad 93:1-77. (distribution). - As Peponapis pruinose: - Esperanza de Pedro, 2021Esperanza de Pedro, D. 2021. . :. (distribution). - As Xenoglossa pruinosa: - Cockerell, 1896Cockerell, T.D.A. 1896. New bees of the genera Xenoglossa and Podalirius (Anthophora). The Canadian Entomologist 28:191-197. (distribution); Cockerell, 1899Cockerell, T.D.A. 1899. Notes on american bees (Concluded from p. 129). The Entomologist 32:154-159. (distribution); Cockerell, 1901Cockerell, T.D.A. 1901. Contributions from the New Mexico Biological Station. - X. Observations on bees collected at Las Vegas, New Mexico, and in the adjacent Mountains. II. The Annals and Magazine of Natural History ser. 7: v. 7:125-131. (distribution); Cockerell, 1906Cockerell, T.D.A. 1906. The North American bees of the family Anthophoridae. Transactions of the American Entomological Society 32 (1):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, 1907Cockerell, T.D.A. 1907. The bees of Boulder County, Colorado. University of Colorado Studies 4:239-259. (distribution); Cockerell, 1911Cockerell, T.D.A. 1911. Records of bees. The Canadian Entomologist 43 (11):389-391. (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); Cockerell, 1914Cockerell, T.D.A. 1914. Descriptions and records of bees. - LVII. The Annals and Magazine of Natural History ser. 8: v. 13 (75):277-286. (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); Bequaert, 1920Bequaert, J.C. 1920. Hymenoptera collected near Boston, Mass., with description of a variety of Bombus affinis. Psyche 27 (1):6-12. (distribution).
Xenoglossa spruina Howard, 1901:pl. VIII, fig. 2, Hurd & Linsley, 1964Hurd, P.D. Jr. & E.G. Linsley 1964. The squash and gourd bees - genera Peponapis Robertson and Xenoglossa Smith - inhabiting America north of Mexico (Hymenoptera: Apoidea). Hilgardia 35 (15):375-477.:453, Type (U. S. National Museum). - Hurd & Linsley, 1964Hurd, P.D. Jr. & E.G. Linsley 1964. The squash and gourd bees - genera Peponapis Robertson and Xenoglossa Smith - inhabiting America north of Mexico (Hymenoptera: Apoidea). Hilgardia 35 (15):375-477.:450 ( listed as synonym of Peponapis pruinosa (Say, 1837)); 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.:2138 ( listed as synonym of Peponapis pruinosa (Say, 1837)).
Xenoglossa angelica Cockerell, 1902:103, ♂♀. 1 ♂, San Diego, Calif., August 10; 3 ♀♀, 8 ♂♂, Los Angeles, California, July 22; 3 ♂♂, Los Angeles Co., July 15; Hurd & Linsley, 1964Hurd, P.D. Jr. & E.G. Linsley 1964. The squash and gourd bees - genera Peponapis Robertson and Xenoglossa Smith - inhabiting America north of Mexico (Hymenoptera: Apoidea). Hilgardia 35 (15):375-477.:453, location of type unknown. - Cockerell, 1905Cockerell, T.D.A. 1905. The bees of southern California. - VII. Bulletin of the Southern California Academy of Sciences 4 (1):13-15. (distribution); Cockerell, 1906Cockerell, T.D.A. 1906. The North American bees of the family Anthophoridae. Transactions of the American Entomological Society 32 (1):63-116. (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); Cockerell, 1916Cockerell, T.D.A. 1916. New and little known bees from California. Pomona Journal of Entomology and Zoology 8 (2):43-64. (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); Cockerell, 1924Cockerell, T.D.A. 1924. Anthophorid bees in the collection of the California Academy of Sciences. The Pan-Pacific Entomologist 1 (2):49-56. (distribution); Cockerell, 1926Cockerell, T.D.A. 1926. Descriptions and records of bees. - CXIII. The Annals and Magazine of Natural History ser. 9: v. 18 (108):621-627. (distribution); Hurd & Linsley, 1964Hurd, P.D. Jr. & E.G. Linsley 1964. The squash and gourd bees - genera Peponapis Robertson and Xenoglossa Smith - inhabiting America north of Mexico (Hymenoptera: Apoidea). Hilgardia 35 (15):375-477.:452 ( listed as synonym of Peponapis pruinosa (Say, 1837)); 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.:2138 ( listed as synonym of Peponapis pruinosa (Say, 1837)).
Xenoglossa howardi Cockerell, 1918:420, ♂♀. Holotype ♂, Federal District, Mexico (U.S. Nat. Museum, leg. J.R. Inda). - Cockerell, 1918Cockerell, T.D.A. 1918. Descriptions and records of bees. - LXXXI. The Annals and Magazine of Natural History ser. 9: v. 2 (11):418-425. (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.:2138 ( listed as synonym of Peponapis pruinosa (Say, 1837)).
Xenoglossa pruinosa lutzi Cockerell, 1923:205, ♂♀. 2 ♀♀, 25 ♂♂, Grand Junction, Colorado, August 3, 1920 (leg. Lutz). - Hurd & Linsley, 1964Hurd, P.D. Jr. & E.G. Linsley 1964. The squash and gourd bees - genera Peponapis Robertson and Xenoglossa Smith - inhabiting America north of Mexico (Hymenoptera: Apoidea). Hilgardia 35 (15):375-477.:452 ( listed as synonym of Peponapis pruinosa (Say, 1837)); 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.:2138 ( listed as synonym of Peponapis pruinosa (Say, 1837)).