Xylocopa californica Cresson, 1864:40, ♀.Fort Crook, California (Ent. Soc. Philadelphia, leg. Henry Ulke); Ackerman, 1916Ackerman, A.J. 1916. The Carpenter-Bees of the United States of the genus Xylocopa. Journal of the New York Entomological Society 24 (3):196-232.:228, Lectotype ♀ (Acad. of Nat. Sc. at Philadelphia, No. 2619). - Dalla Torre, 1896Dalla Torre, C.G. 1896. Catalogus Hymenopterorum hucusque descriptorum systematicus et synonymicus, X. Apidae (Anthophila). Sumptibus Guilelmi Engelmann, 1-643. (distribution); Cockerell, 1903Cockerell, T.D.A. 1903. A catalogue of the bees of California. Psyche 10:74-78. (distribution); Ackerman, 1916Ackerman, A.J. 1916. The Carpenter-Bees of the United States of the genus Xylocopa. Journal of the New York Entomological Society 24 (3):196-232. (distribution); Cockerell, 1925Cockerell, T.D.A. 1925. Bees in the collection of California Academy of Sciences. Proceedings of the California Academy of Sciences ser. 4: v. 14 (11):185-215. (distribution); Hurd, 1955Hurd, P.D. Jr. 1955. The carpenter bees of California (Hymenoptera: Apoidea). Bulletin of the California insect survey 4 (2):35-72. (distribution); Ramírez-Freire et al., 2012Ramírez-Freire, L., Alanís Flores, G. F., Ayala Barajas, R., Quiroz Martínez, H. & Velazco Macías, C. G. 2012. The large carpenter bees (Hymenoptera: Apidae: Xylocopa spp.) of Nuevo León, México. Journal of Pollination Ecology 7 (1):1-4. (distribution); Esperanza de Pedro, 2021Esperanza de Pedro, D. 2021. . :. (distribution).
Xylocopa amblardi Peréz, 1901:115 - Ackerman, 1916Ackerman, A.J. 1916. The Carpenter-Bees of the United States of the genus Xylocopa. Journal of the New York Entomological Society 24 (3):196-232.:227 ( listed as synonym of Xylocopa californica Cresson, 1864).