Epyris muscarius Westwood, 1874:159, sex not indicated.Amazonia (Mus. Hopeiano Oxoniae, leg. Bates); Evans, 1965Evans, H.E. 1965. A revision of the genus Rhabdepyris in the Americas (Hymenoptera, Bethylidae). Bulletin of the Museum of Comparative Zoology at Harvard College 133 (2):67-151, 6 pl.:127, Plesiallotype ♀, Brazil: Chapada, August (CM, No. 2966); Evans, 1965Evans, H.E. 1965. A revision of the genus Rhabdepyris in the Americas (Hymenoptera, Bethylidae). Bulletin of the Museum of Comparative Zoology at Harvard College 133 (2):67-151, 6 pl.:126, Type ♂, Brazil: Amazonia, 1861 (HCOU, leg. Bates). - As Chlorepyris muscarius: - Waichert & Azevedo, 2009Waichert, C. & C.A. Azevedo 2009. Phylogenetic analysis of Rhabdepyris (Hymenoptera: Bethylidae) and redefinition of generic limits based on structural characters. Zootaxa 2284:1-29.:24 (comb. nov.). - As Epyris muscaria: - Dalla Torre, 1898Dalla Torre, C.G. 1898. Catalogus Hymenopterorum hucusque descriptorum systematicus et synonymicus, V. Chalcididae et Proctotrupidae. Sumptibus Guilelmi Engelmann, VII + 598. (distribution). - As Rhabdepyris muscarius: - Evans, 1965Evans, H.E. 1965. A revision of the genus Rhabdepyris in the Americas (Hymenoptera, Bethylidae). Bulletin of the Museum of Comparative Zoology at Harvard College 133 (2):67-151, 6 pl. (distribution); Murgas & González, 2006Santos Murgas, A. & P.E. González D. 2006. Dostrobicón de especies de la subfamilia Epyrinae (Hymenoptera: Bethylidae) en Panamá. Tecnociencia 8 (2):37-50. (distribution); Rasmussen & Asenjo, 2009Rasmussen, C. & A. Asenjo 2009. A checklist to the wasps of Peru (Hymenoptera, Aculeata). ZooKeys 15:1-78. (distribution).
Rhabdepyris microstoma Kieffer, 1910:296, Evans, 1965Evans, H.E. 1965. A revision of the genus Rhabdepyris in the Americas (Hymenoptera, Bethylidae). Bulletin of the Museum of Comparative Zoology at Harvard College 133 (2):67-151, 6 pl.:126, Type ♂ (not ♀ as stated), Brazil: Pará (Pomona, leg. C.F. Baker). Synonymized with Rhabdepyris muscarius (Westwood, 1874) by Evans, 1965Evans, H.E. 1965. A revision of the genus Rhabdepyris in the Americas (Hymenoptera, Bethylidae). Bulletin of the Museum of Comparative Zoology at Harvard College 133 (2):67-151, 6 pl.:126.