Arkadiserphus leleji sp. nov., holotype A general appearance, side view B interpretation (cly, clypeus; cx1, cx2, cx3, pro-, meso- and metacoxa; f1, f2, pro- and mesofemur; md, mandible; N1, N2, N3, pro-, meso- and metanotum; ppd, propodeum; scl2, mesoscutellum; ti3, hind tibia; tl3, hind trochantellus; I–VII, metasomal terga; 1–6, metasomal sterna) C fore wing (vein names standard). Scale bar: 1 mm.

  Part of: Rasnitsyn AP (2021) First Jurassic representative of the extinct family Peleserphidae (Hymenoptera, Proctotrupoidea). In: Proshchalykin MYu, Gokhman VE (Eds) Hymenoptera studies through space and time: A collection of papers dedicated to the 75th anniversary of Arkady S. Lelej. Journal of Hymenoptera Research 84: 295-300.