Epeolus rufo-clypeus Fox, 1891:344, ♀. Holotype ♀, Kingston; Brumley, 1965Brumley, R.L. 1965. A Revision of the Bee Genus Epeolus Latreille of Western America North of Mexico. M.S. thesis. Utah State University, Logan, Utah. iii + 92 pp.:73, Holotype (ANSP); Rightmyer, 2008Rightmyer, M.G. 2008. A review of the cleptoparasitic bee genus Triepeolus (Hymenoptera: Apidae).-Part I. Zootaxa 1710:1-170.:114, Holotype ♀ (Academy of Natural Sciences, No. 10122). - As Epeolus rufoclypeatus: - Ashmead, 1900Ashmead, W.H. 1900. Report upon the aculeate Hymenoptera of the islands of St. Vincent and Grenada, with additions to the parasitic Hymenoptera and a list of the described Hymenoptera of the West Indies. Transactions of the Entomological Society of London pt. II:207-367. (distribution). - As Epeolus rufoclypeus: - Dalla Torre, 1896Dalla Torre, C.G. 1896. Catalogus Hymenopterorum hucusque descriptorum systematicus et synonymicus, X. Apidae (Anthophila). Sumptibus Guilelmi Engelmann, 1-643. (distribution). - As Triepeolus rufoclypeus: - Rightmyer, 2008Rightmyer, M.G. 2008. A review of the cleptoparasitic bee genus Triepeolus (Hymenoptera: Apidae).-Part I. Zootaxa 1710:1-170. (distribution); Genaro, 2014Genaro, J.A. 2014. El género Triepeolus Robertson, 1902 en la Hispaniola, con la descripción de una especie nueva (Hymenoptera: Anthophila: Apidae). Novitates Caribaea 7:22-27. (distribution).
Triepeolus foxii Cockerell, 1919:179, ♀. 2 ♀♀, Portland, Jamaica; Holotype ♀, Portland, Jamaica (U.S.N.M., No. 20711); Rightmyer, 2008Rightmyer, M.G. 2008. A review of the cleptoparasitic bee genus Triepeolus (Hymenoptera: Apidae).-Part I. Zootaxa 1710:1-170.:114, Holotype ♀ (U. S. National Museum of Natural History, No. 20711). Synonymized with Triepeolus rufoclypeus (Fox, 1891) by Rightmyer, 2008Rightmyer, M.G. 2008. A review of the cleptoparasitic bee genus Triepeolus (Hymenoptera: Apidae).-Part I. Zootaxa 1710:1-170.:114. - Genaro, 2014Genaro, J.A. 2014. El género Triepeolus Robertson, 1902 en la Hispaniola, con la descripción de una especie nueva (Hymenoptera: Anthophila: Apidae). Novitates Caribaea 7:22-27.:22 ( listed as synonym of Triepeolus rufoclypeus (Fox, 1891)).