Centris bicornuta Mocsáry, 1899:254, ♀.Brasilia (prov. Piauhy); Vélez, 2012Vélez Velandia, E.D. 2012. . Dissertation , , 1-247. Bogotá, Colombia.:116, Holotype ♀ (HNHM). - Alfken, 1933Alfken, J.D. 1933. Ergebnisse einer zoologischen Sammelreise nach Brasilien, inbesondere in das Amazonasgebeit, ausgeführt von Dr. H. Zerny. IX Teil. Hymenoptera: Apidae. Annalen des Naturhistorischen Museums in Wien 45:303-307. (distribution); Snelling, 1984Snelling, R.R. 1984. Studies on the taxonomy and distribution of American Centridine bees (Hymenoptera: Anthophoridae). Contributions in Science, Natural History Museum Los Angeles County 347:1-69. (distribution); Cooperband et al., 1999Cooperband, M.F., R.A. Wharton, G.W. Frankie & S. Bradleigh Vinson 1999. New host and distribution records for Leucospis (Hymenoptera: Leucospidae) associated primarily with nests of Centris (Hymenoptera: Anthophoridae) in the dry forests of Costa Rica. Journal of Hymenoptera Research 8 (2):154-164. (distribution); Roig-Alsina, 2000Roig-Alsina, A. 2000. Claves para las especies argentinas de Centris (Hymenoptera, Apidae), con descripción de nuevas especies y notas sobre distribución. Revista del Museo Argentino de Ciencias Naturales 2 (2):171-193. (distribution); Smith-Pardo, 2003Smith-Pardo, A.H. 2003. A preliminary account of the bees of Colombia (Hymenoptera: Apoidea): present knowledge and future directions. Journal of the Kansas Entomological Society 76 (2):335-341. (distribution); Vélez & Vivallo, 2012Vélez, D. & F. Vivallo 2012. A new South American species of Centris (Heterocentris) Cockerell, 1899 with a key to the species with hornlike projections on the clypeus (Hymenoptera: Apidae: Centridini). Zootaxa 3357:49-55. (distribution); Vélez, 2012Vélez Velandia, E.D. 2012. . Dissertation , , 1-247. Bogotá, Colombia. (distribution); Gonzalez et al., 2012Gonzalez, V.H., J.S. Ascher & M.S. Engel 2012. A new Stelis (Dolichostelis) from northern Colombia (Hymenoptera: Megachilidae): first records for South America and a synopsis of the bee fauna from the Caribbean region of Colombia. Journal of Natural History 46 (47-48):2919-2934. (distribution); 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); Vivallo, 2020Vivallo, F. 2020. The bees of the genus Centris Fabricius, 1804 described by Theodore Dru Alison Cockerell (Hymenoptera: Apidae). European Journal of Taxonomy 618:1-47. (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).
Centris ceratocephala Cockerell, 1912:45, ♀. ♀, Manaos, Brazil (leg. Mann & Baker); Vivallo, 2020Vivallo, F. 2020. The bees of the genus Centris Fabricius, 1804 described by Theodore Dru Alison Cockerell (Hymenoptera: Apidae). European Journal of Taxonomy 618:1-47.:21, Holotype ♀ (AMNH, AMNH_IZC 00323435). - Vélez, 2012Vélez Velandia, E.D. 2012. . Dissertation , , 1-247. Bogotá, Colombia. (distribution), 116 ( listed as synonym of Centris bicornuta Mocsáry, 1899).