Exochus antennalis Tolkanitz, 1992 (Fig. 2) Material examined. Holotype: female, RUSSIA, Zabaykalsky Krai [Chita Region]: Nizhniy Tsasuchey, 25.vii.1990, leg. A. Kotenko (deposited in: SIZK). Diagnosis. Exochus antennalis is characterized by the combination of the following characters: face not strongly swollen; malar space, clypeus and face yellow; frons along eye orbits yellow, not reaching the level of the apical ocellus; yellow mark opposite to lateral ocelli not elongated; clypeus with apical margin straight; occipital carina present dorsally; mesosoma black except upper hind corner of pronotum, scutellum and postscutellum apically yellow; propodeum with area superomedia closed apically, costulae absent, area dentipara pubescent only along margins; fore wing with vein cu-a strongly distad of Rs&M by about 0.4 of own length; third laterotergite more-orless rounded from the proximal end; legs generally reddish except coxae and trochanters fuscous (except fore coxae apically); hind tibia reddish, with a weakly defined subbasal yellowish ring, narrowly fuscous basally and apically. Distribution. Currently known from Russia (Zabaykalsky Krai) and Ukraine (Odesa Region) (Tolkanitz 2007a). Remarks. According to the key of Tolkanitz (2007a) this species has yellowish-orange, weakly darkened apically hind tibia. After examination of the holotype it was found that hind tibia are orange, with a weakly defined subbasal yellowish ring, but narrowly fuscous apically AND basally.

Published as part of Varga, Oleksandr, 2021, Types of the genus Exochus Gravenhorst, 1829 (Hymenoptera: Ichneumonidae Metopiinae) deposited at the Schmalhausen Institute of Zoology of National Academy of Sciences of Ukraine, pp. 173-193 in Zootaxa 4985 (2) on pages 175-176, DOI: 10.11646/zootaxa.4985.2.2, http://zenodo.org/record/4943091