Colletes punctatissima Schrottky, 1902:347, Moure & Urban, 2002Moure, J.S. & D. Urban 2002. Catálogo de Apoidea de Região Neotropical (Hymenoptera, Colletidae). III. Colletini. Revista Brasileira de Entomologia 19 (1):1-30.:19, Holotype ♂ (MZSP). - Moure & Urban, 2002Moure, J.S. & D. Urban 2002. Catálogo de Apoidea de Região Neotropical (Hymenoptera, Colletidae). III. Colletini. Revista Brasileira de Entomologia 19 (1):1-30.:19 ( listed as synonym of Colletes rugicollis Friese, 1916). - As Colletes punctatissimus: - Imperatriz-Fonseca et al., 2011Imperatriz-Fonseca, V.L., I. Alves-dos-Santos, P. Souza Santos-Filho, W. Engels, M. Ramalho, W. Wilms, J.B Vicentin Aguilar, C.A. Pinheiro-Machado, D. Araújo Alves & A. Matos Peixoto Kleinert 2011. Checklist of bees and honey plants from São Paulo State, Brazil. Biota Neotropica 11 (1a):631-655. (distribution).
Colletes argentinus Friese, 1908:10, Lectotype ♂ (MNHU), designated by Moure & Urban, 2002Moure, J.S. & D. Urban 2002. Catálogo de Apoidea de Região Neotropical (Hymenoptera, Colletidae). III. Colletini. Revista Brasileira de Entomologia 19 (1):1-30.:19. - Moure & Urban, 2002Moure, J.S. & D. Urban 2002. Catálogo de Apoidea de Região Neotropical (Hymenoptera, Colletidae). III. Colletini. Revista Brasileira de Entomologia 19 (1):1-30.:19 ( listed as synonym of Colletes rugicollis Friese, 1916).
Colletes rugicollis Friese, 1916:290, Lectotype ♀ (MNHU), designated by Moure & Urban, 2002Moure, J.S. & D. Urban 2002. Catálogo de Apoidea de Região Neotropical (Hymenoptera, Colletidae). III. Colletini. Revista Brasileira de Entomologia 19 (1):1-30.:19. - Friese, 1916Friese, H. 1916. Zur Bienenfauna von Costa Rica. Stettiner Entomologische Zeitung 77:287-348. (distribution); Michener, 1954Michener, C.D. 1954. Bees of Panamá. Bulletin of the American Museum of Natural History 104 (1):1-176. (distribution); Raw, 1984Raw, A. 1984. Four new species of bees from Jamaica (Hymenoptera). Revista Brasileira de Entomologia 28 (4):491-495. (distribution); Moure & Urban, 2002Moure, J.S. & D. Urban 2002. Catálogo de Apoidea de Região Neotropical (Hymenoptera, Colletidae). III. Colletini. Revista Brasileira de Entomologia 19 (1):1-30. (distribution); Imperatriz-Fonseca et al., 2011Imperatriz-Fonseca, V.L., I. Alves-dos-Santos, P. Souza Santos-Filho, W. Engels, M. Ramalho, W. Wilms, J.B Vicentin Aguilar, C.A. Pinheiro-Machado, D. Araújo Alves & A. Matos Peixoto Kleinert 2011. Checklist of bees and honey plants from São Paulo State, Brazil. Biota Neotropica 11 (1a):631-655. (distribution); Balboa et al., 2017Balboa, C., I. Hinojosa-Díaz & R. Ayala 2017. New dark species of the bee genus Colletes (Hymenoptera, Colletidae) from Mexico and Guatemala. Zootaxa 4320 (3):401-425. (distribution); Ferrari, 2019Ferrari, R.R. 2019. A revision of Colletes Latreille (Hymenoptera: Colletidae: Colletinae) from Brazil, Paraguay and Uruguay. Zootaxa 4606 (1):1-91. (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).