Mesochorus (Mesochorus) dilobatus Schwenke, 1999

Riedel, Matthias & Varga, Oleksandr, 2022, A checklist of the subfamily Mesochorinae (Hymenoptera, Ichneumonidae) from the Ukrainian Carpathians, Zootaxa 5100 (2), pp. 224-248 : 244

Mesochorus (Mesochorus) dilobatus Schwenke, 1999 ( Fig. 37 )

Material examined. UKRAINE: Transcarpathian Region : 1 ♀, Svydovets, 2–3 km NW of Kvasy, 48.090889°N, 24.155835°E, 850–900 m, beech forest, Malaise trap 2, 7.v–5.vi.2014, leg. O. Varga ( SIZK) .

Distribution. Europe; first record for Ukraine.

Taxonomical remark. A small species, length 3.0– 3.2 mm. Ocelli very large, distance between lateral ocellus and eye 0.65 × ocellar diameter; mesopleuron almost smooth; area petiolaris very large (about 0.5 × as long as the propodeum); pterostigma wide (2.8 × as long as wide), brown ventrally, cream-yellow at proximal and distal corners. For a detailed description see Riedel (2019: 76).

Figures

FIGURES 36–39. The Carpathian Mesochorus spp. 36—M. vitticollis; 37—M. dilobatus; 38—M. gemellus; 39—M. gladiator.