Coelioxys agilis Smith, 1879:105, Rocha-Filho & Packer, 2015Rocha-Filho, L.C. da & L. Packer 2015. Revision of the Neotropical subgenera Coelioxys (Platycoelioxys) Mitchell and C. (Rhinocoelioxys) Mitchell (Hymenoptera; Megachilidae) with the description of one new species. Zootaxa 3941 (2):151-203.:164, Holotype (BMNH, 17B.71). - Rocha-Filho & Packer, 2015Rocha-Filho, L.C. da & L. Packer 2015. Revision of the Neotropical subgenera Coelioxys (Platycoelioxys) Mitchell and C. (Rhinocoelioxys) Mitchell (Hymenoptera; Megachilidae) with the description of one new species. Zootaxa 3941 (2):151-203. (distribution); Rocha-Filho & Packer, 2016Rocha-Filho, L.C. da & L. Packer 2016. Phylogeny of the cleptoparasitic Megachilini genera Coelioxys and Radoszkowskiana, with the description of six new subgenera in Coelioxys (Hymenoptera: Megachilidae). Zoological Journal of the Linnean Society :. (distribution).
Coelioxys excisa Friese, 1921:447 Synonymized with Coelioxys agilis Smith, 1879 by Rocha-Filho & Packer, 2015Rocha-Filho, L.C. da & L. Packer 2015. Revision of the Neotropical subgenera Coelioxys (Platycoelioxys) Mitchell and C. (Rhinocoelioxys) Mitchell (Hymenoptera; Megachilidae) with the description of one new species. Zootaxa 3941 (2):151-203.:162. - 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).
Coelioxys crassiceps Friese, 1921:475 Synonymized with Coelioxys agilis Smith, 1879 by Rocha-Filho & Packer, 2015Rocha-Filho, L.C. da & L. Packer 2015. Revision of the Neotropical subgenera Coelioxys (Platycoelioxys) Mitchell and C. (Rhinocoelioxys) Mitchell (Hymenoptera; Megachilidae) with the description of one new species. Zootaxa 3941 (2):151-203.:162.