Fateryga, A.V. and Buyanjargal, B. 2023. A new species of the genus Onychopterocheilus Blüthgen, 1955 from the Altai Mountains, with the re-description and new records of the closely related O. kiritshenkoi (Kostylev, 1940) (Hymenoptera: Vespidae: Eumeninae). Zootaxa. 5323, 1 (Jul. 2023), 94–104. DOI:https://doi.org/10.11646/zootaxa.5323.1.5.