Types of the genus Exochus Gravenhorst, 1829 (Hymenoptera: Ichneumonidae Metopiinae) deposited at the Schmalhausen Institute of Zoology of National Academy of Sciences of Ukraine Author Varga, Oleksandr text Zootaxa 2021 2021-06-14 4985 2 173 193 journal article 5869 10.11646/zootaxa.4985.2.2 f8df9064-3236-42d0-b335-2141cd1fc735 1175-5326 4943091 8DBBBE6B-B212-4D84-873F-FDEEA44FD491 Exochus aenigmatosus Tolkanitz, 1999 ( Fig. 1 ) Material examined. Holotype : male, UKRAINE , Kherson Region : Black Sea Biosphere Reserve , Solenoozernyi area , on oak, 1.vi.1976 , leg. V. Tolkanitz (deposited in: SIZK ). FIGURE 1. Exochus aenigmatosus Tolkanitz, 1999 , holotype male: a) type label; b) lateral view of habitus; c) third laterotergite; d) frontal view of head; e) dorsal view of propodeum. Diagnosis. Exochus aenigmatosus is characterized by the combination of the following characters: face not strongly swollen, black with apical triangular projection yellow; malar space partly and frons along eye orbits yellow (except interruption opposite to apical ocellus); clypeus with apical margin straight; occipital carina present dorsally; mesosoma black with scutellum and postscutellum yellow apically; propodeum with area superomedia narrower than area dentipara; fore wing with vein cu-a strongly distad of Rs&M by about 0.4 of own length; metasoma red except tergite 1 basally, 5 apically and 6–7 entirely black; third laterotergite more-or-less rounded from the proximal end; legs generally orange, except all trochanters entirely and coxae ventrally fuscous; hind tibia with a weakly defined subbasal ring. Distribution. Currently known from Armenia , Azerbaijan , Kazakhstan , Moldova , and Ukraine ( Tolkanitz 2007a ).