Anthidium collectum Huard, 1896:124 - Cockerell, 1903Cockerell, T.D.A. 1903. A catalogue of the bees of California. Psyche 10:74-78. (distribution); Cockerell, 1904Cockerell, T.D.A. 1904. The bees of southern California. III. Bulletin of the Southern California Academy of Science 3 (4):56-60. (distribution); Cockerell, 1904Cockerell, T.D.A. 1904. The bees of southern California. IV. Bulletin of the Southern California Academy of Science 3 (5):72-76. (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); Gonzalez & Griswold, 2013Gonzalez, V.H. & T.L. Griswold 2013. Wool carder bees of the genus Anthidium in the Western Hemisphere (Hymenoptera: Megachilidae): diversity, host plant associations, phylogeny, and biogeography. Zoological Journal of the Linnean Society 168:221-425. (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).
Anthidium compactum Provancher, 1896:9, Gonzalez & Griswold, 2013Gonzalez, V.H. & T.L. Griswold 2013. Wool carder bees of the genus Anthidium in the Western Hemisphere (Hymenoptera: Megachilidae): diversity, host plant associations, phylogeny, and biogeography. Zoological Journal of the Linnean Society 168:221-425.:282, Lectotype ♂ (MPQ). - 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); 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.:1987 ( listed as synonym of Anthidium collectum Huard, 1896); Gonzalez & Griswold, 2013Gonzalez, V.H. & T.L. Griswold 2013. Wool carder bees of the genus Anthidium in the Western Hemisphere (Hymenoptera: Megachilidae): diversity, host plant associations, phylogeny, and biogeography. Zoological Journal of the Linnean Society 168:221-425.:282 ( listed as synonym of Anthidium collectum Huard, 1896).
Anthidium angelarum Titus, 1906:164, 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.:88, Type (U.S.N.M., No. 9034); Gonzalez & Griswold, 2013Gonzalez, V.H. & T.L. Griswold 2013. Wool carder bees of the genus Anthidium in the Western Hemisphere (Hymenoptera: Megachilidae): diversity, host plant associations, phylogeny, and biogeography. Zoological Journal of the Linnean Society 168:221-425.:282, Holotype ♀ (USNM, 9034). Synonymized with Anthidium collectum Huard, 1896 by Schwarz, 1927Schwarz, H.F. 1927. Notes on some Anthidiine bees of Montana and California. American Museum Novitates 277:1-8.:3. - 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); Cockerell, 1916Cockerell, T.D.A. 1916. New and little known bees from California. Pomona Journal of Entomology and Zoology 8 (2):43-64. (distribution); Cockerell, 1925Cockerell, T.D.A. 1925. Anthidiinae bees in the collection of the California Academy of Sciences. Proceedings of the California Academy of Sciences ser. 4: v. 14 (15):345-367. (distribution); Schwarz, 1927Schwarz, H.F. 1927. North American bees of the genus Anthidium. American Museum Novitates 252:1-22. (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.:1987 ( listed as synonym of Anthidium collectum Huard, 1896); Gonzalez & Griswold, 2013Gonzalez, V.H. & T.L. Griswold 2013. Wool carder bees of the genus Anthidium in the Western Hemisphere (Hymenoptera: Megachilidae): diversity, host plant associations, phylogeny, and biogeography. Zoological Journal of the Linnean Society 168:221-425.:282 ( listed as synonym of Anthidium collectum Huard, 1896).
Anthidium transversum Swenk, 1914:19, ♀. Holotype ♀, Pacific Grove, California, July, 1894; Muma, 1952Muma, M.H. 1952. Insect types in the collections of the University of Nebraska State Museum. Bulletin of the University of Nebraska State Museum 3 (8):1-35.:16, Type ♀ (University of Nebraska State Museum); Gonzalez & Griswold, 2013Gonzalez, V.H. & T.L. Griswold 2013. Wool carder bees of the genus Anthidium in the Western Hemisphere (Hymenoptera: Megachilidae): diversity, host plant associations, phylogeny, and biogeography. Zoological Journal of the Linnean Society 168:221-425.:282, Holotype ♀ (USNM). - 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); 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.:1987 ( listed as synonym of Anthidium collectum Huard, 1896); Gonzalez & Griswold, 2013Gonzalez, V.H. & T.L. Griswold 2013. Wool carder bees of the genus Anthidium in the Western Hemisphere (Hymenoptera: Megachilidae): diversity, host plant associations, phylogeny, and biogeography. Zoological Journal of the Linnean Society 168:221-425.:282 ( listed as synonym of Anthidium collectum Huard, 1896).
Anthidium puncticaudum Cockerell, 1925:360, ♂. Holotype ♂, Colton, California, May 26-28, 1917 (Mus. Calif. Acad. Sci., No. 1742, leg. E.P. Van Duzee); Gonzalez & Griswold, 2013Gonzalez, V.H. & T.L. Griswold 2013. Wool carder bees of the genus Anthidium in the Western Hemisphere (Hymenoptera: Megachilidae): diversity, host plant associations, phylogeny, and biogeography. Zoological Journal of the Linnean Society 168:221-425.:282, Holotype ♂ (CAS, 1742). - 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.:1987 ( listed as synonym of Anthidium collectum Huard, 1896); Gonzalez & Griswold, 2013Gonzalez, V.H. & T.L. Griswold 2013. Wool carder bees of the genus Anthidium in the Western Hemisphere (Hymenoptera: Megachilidae): diversity, host plant associations, phylogeny, and biogeography. Zoological Journal of the Linnean Society 168:221-425.:282 ( listed as synonym of Anthidium collectum Huard, 1896).
Anthidium collectum bilderbacki Cockerell, 1938:38, Gonzalez & Griswold, 2013Gonzalez, V.H. & T.L. Griswold 2013. Wool carder bees of the genus Anthidium in the Western Hemisphere (Hymenoptera: Megachilidae): diversity, host plant associations, phylogeny, and biogeography. Zoological Journal of the Linnean Society 168:221-425.:282, Holotype ♀ (SDNHM). - 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.:1987 ( listed as synonym of Anthidium collectum Huard, 1896); Gonzalez & Griswold, 2013Gonzalez, V.H. & T.L. Griswold 2013. Wool carder bees of the genus Anthidium in the Western Hemisphere (Hymenoptera: Megachilidae): diversity, host plant associations, phylogeny, and biogeography. Zoological Journal of the Linnean Society 168:221-425.:282 ( listed as synonym of Anthidium collectum Huard, 1896).
Anthidium catalinense Cockerell, 1939:433, Gonzalez & Griswold, 2013Gonzalez, V.H. & T.L. Griswold 2013. Wool carder bees of the genus Anthidium in the Western Hemisphere (Hymenoptera: Megachilidae): diversity, host plant associations, phylogeny, and biogeography. Zoological Journal of the Linnean Society 168:221-425.:282, Holotype ♂ (UCR). - 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.:1987 ( listed as synonym of Anthidium collectum Huard, 1896); Gonzalez & Griswold, 2013Gonzalez, V.H. & T.L. Griswold 2013. Wool carder bees of the genus Anthidium in the Western Hemisphere (Hymenoptera: Megachilidae): diversity, host plant associations, phylogeny, and biogeography. Zoological Journal of the Linnean Society 168:221-425.:282 ( listed as synonym of Anthidium collectum Huard, 1896).
Anthidium clementinum Cockerell, 1939:138, Lectotype ♂ (UCR), designated by Gonzalez & Griswold, 2013Gonzalez, V.H. & T.L. Griswold 2013. Wool carder bees of the genus Anthidium in the Western Hemisphere (Hymenoptera: Megachilidae): diversity, host plant associations, phylogeny, and biogeography. Zoological Journal of the Linnean Society 168:221-425.:282. - 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.:1987 ( listed as synonym of Anthidium collectum Huard, 1896); Gonzalez & Griswold, 2013Gonzalez, V.H. & T.L. Griswold 2013. Wool carder bees of the genus Anthidium in the Western Hemisphere (Hymenoptera: Megachilidae): diversity, host plant associations, phylogeny, and biogeography. Zoological Journal of the Linnean Society 168:221-425.:282 ( listed as synonym of Anthidium collectum Huard, 1896).