Anthidium agnatum Cresson, 1878:117, ♂. Holotype ♂, Mexico (leg. Sumichrast); Griswold & Michener, 1988Griswold, T.L. & C.D. Michener 1988. Taxonomic observations on Anthidiini of the Western Hemisphere (Hymenoptera: Megachilidae). Journal of the Kansas Entomological Society 61 (1):22-45.:38, Holotype ♂ (ANSP). - Cresson, 1879Cresson, E.T. 1879. Catalogue of North American Apidae. Transactions of the American Entomological Society and Proceedings of the Entomological Section of the Academy of Natural Sciences 7:215-232. (distribution); Dalla Torre, 1896Dalla Torre, C.G. 1896. Catalogus Hymenopterorum hucusque descriptorum systematicus et synonymicus, X. Apidae (Anthophila). Sumptibus Guilelmi Engelmann, 1-643. (distribution); Cockerell, 1899Cockerell, T.D.A. 1899. Catálogo de las Abejas de Mexico. Biblioteca Agricola de las Secretaria de Fomento, Mexico, 1-20. (distribution). - As Anthodioctes agnatum: - 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 Anthodioctes agnatus: - Sagot et al., 2018Sagot, P, J. Mérida, R. Ayala & R. Vandame 2018. Situación actual del conocimiento de la fauna de abejas (Apoidea: Anthophila) del estado de Chiapas, México. In: (Ed.). Memorias X Congreso Mesoamericano sobre Abejas Nativas. 191-2011. (distribution). - As Dianthidium agnatum: - Cockerell, 1904Cockerell, T.D.A. 1904. The bees of Southern California. - I. Bulletin of the Southern California Academy of Science 3 (1):3-6.:6 (comb. nov.); Cockerell, 1915Cockerell, T.D.A. 1915. Names applied to the North American bees of the genera Lithurgus, Anthidium, and allies. Proceedings of the United States National Museum 47:87-94. (distribution); Schwarz, 1933Schwarz, H.F. 1933. Some neotropical Anthidiinae: Anthidium, Heteranthidium, and Dianthidium. American Museum Novitates 624:1-27. (distribution).
Stelis veraecrucis Cockerell, 1917:254, ♀. ♀, Medellin, Vera Cruz, Mexico (Baker coll., leg. H.H. Hyde); Griswold & Michener, 1988Griswold, T.L. & C.D. Michener 1988. Taxonomic observations on Anthidiini of the Western Hemisphere (Hymenoptera: Megachilidae). Journal of the Kansas Entomological Society 61 (1):22-45.:38, Holotype ♂, was described as a female but is, in fact, based on a male (USNM). Synonymized with Anthodioctes agnatum (Cresson, 1878) by Griswold & Michener, 1988Griswold, T.L. & C.D. Michener 1988. Taxonomic observations on Anthidiini of the Western Hemisphere (Hymenoptera: Megachilidae). Journal of the Kansas Entomological Society 61 (1):22-45.:38.