Anthidium bilineolatum Spinola, 1841:141, ♂♀. 1 ♂, 1 ♀, Cayenne (leg. M. Leprieur). - Smith, 1854Smith, F. 1854. Catalogue of Hymenopterous Insects in the Collection of the British Museum. Part II. Apidae. London. 465 pp, 8 pl. (distribution); Dalla Torre, 1896Dalla Torre, C.G. 1896. Catalogus Hymenopterorum hucusque descriptorum systematicus et synonymicus, X. Apidae (Anthophila). Sumptibus Guilelmi Engelmann, 1-643. (distribution). - As Hoplostelis bilineolata: - Moure & Urban, 1994Moure, J.S. & D. Urban 1994. Rhynostelis, gen. n. e notas sobre Hoplostelis Dominique (Hymenoptera, Apoidea, Megachilidae). Revista Brasileira de Zoologia 11 (2):297-302. (distribution); Starr & Hook, 2003Starr, C.K. & Hook, A.W. 2003. The aculeate Hymenoptera of Trinidad, West Indies. Occasional Papers o the Department of Life Sciences, University of the West Indies 12:1-31. (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); Guevara et al., 2022Guevara, D.A., R. Ospina-Torres, V.H. Gonzalez 2022. New records of megachilid bees (Hymenoptera: Megachilidae) for Colombia. Revista Peruana de biología 29 (4):1-6. (distribution).
Anthidium portoi Friese, 1910:694 - Moure & Urban, 1994Moure, J.S. & D. Urban 1994. Rhynostelis, gen. n. e notas sobre Hoplostelis Dominique (Hymenoptera, Apoidea, Megachilidae). Revista Brasileira de Zoologia 11 (2):297-302.:300 ( listed as synonym of Hoplostelis bilineolata (Spinola, 1841)). - As Stelis portoi: - Schwarz, 1933Schwarz, H.F. 1933. Two Stelis (Odontostelis) and a Melipona bee that have been recorded in error as Anthidiinae. American Museum Novitates 650:1-5. (distribution).
Anthidium portoi nigritulum Friese, 1910:694 - Moure & Urban, 1994Moure, J.S. & D. Urban 1994. Rhynostelis, gen. n. e notas sobre Hoplostelis Dominique (Hymenoptera, Apoidea, Megachilidae). Revista Brasileira de Zoologia 11 (2):297-302.:300 ( listed as synonym of Hoplostelis bilineolata (Spinola, 1841)).
Stelis nectarinoda Moure, 1942:312, Moure & Urban, 1994Moure, J.S. & D. Urban 1994. Rhynostelis, gen. n. e notas sobre Hoplostelis Dominique (Hymenoptera, Apoidea, Megachilidae). Revista Brasileira de Zoologia 11 (2):297-302.:300, Holotype ♀ (Universidade Federal do Paraná). - Moure & Urban, 1994Moure, J.S. & D. Urban 1994. Rhynostelis, gen. n. e notas sobre Hoplostelis Dominique (Hymenoptera, Apoidea, Megachilidae). Revista Brasileira de Zoologia 11 (2):297-302.:300 ( listed as synonym of Hoplostelis bilineolata (Spinola, 1841)).