A checklist of the subfamily Mesochorinae (Hymenoptera, Ichneumonidae) from the Ukrainian Carpathians Author Riedel, Matthias Blumenlage 22 C, D- 29683 Bad Fallingbostel, Germany Author Varga, Oleksandr Schmalhausen Institute of Zoology, NAS of Ukraine, Vul. B. Khmelnytskogo 15, Kyiv 01030, Ukraine text Zootaxa 2022 2022-02-18 5100 2 224 248 journal article 20587 10.11646/zootaxa.5100.2.3 8e8720a2-d116-4949-8d8e-f80d2960da98 1175-5326 6145438 462D5161-912D-4B5C-9F40-20203E5CFDCD Mesochorus (Mesochorus) perforatus Schwenke, 2002 ( Fig. 41 ) Material examined. UKRAINE : Ivano-Frankivsk Region : 1 ♀ , Chornogora , Nesamovyte , 25 km SW of Vorokhta , 48.130496 N , 24.538212 E , 1700–1750 m , subalpine zone, sweeping, 24.viii.2012 , leg. O. Varga ( SIZK ) . Distribution. Only known from Sweden; first record for Ukraine . Taxonomical remark. This species is incompletely known, we give a short description here. Female. Flagellum with 39 flagellomeres, slender; 1 st flagellomere 7.0 × longer than wide and 0.77 × as long as eye; 2 nd flagellomere 5.0 × longer than wide. Temple slightly narrowed behind eye, dorsally 0.8 × as long as eye. Distance between lateral ocellus and eye 1.4 × ocellar diameter. Lower mandibular tooth slightly larger and longer than upper tooth. Malar space 0.4 × as long as width of mandibular base. Mesopleuron with dense punctures ventrally. Area superomedia 2.5 × longer than wide. Area petiolaris slightly longer than wide. Hind femur 5.1 × longer than wide. Hind claw with long basal teeth. Areolet very oblique, vein 2m-cu in the middle. 1 st tergite 3.2 × longer than wide, postpetiolus smooth. 2 nd tergite 1.15 × longer than wide. Thyridium small, oval. Ovipositor sheath 6.0 × longer than wide and 0.8 × as long as hind metatarsus, narrowed in apically 0.3. Color: Black. Face reddish-brown; clypeus, mandible, malar space and inner orbit yellow-red, outer orbit reddish. Mesosoma black; mesoscutum with central H-shaped red spot; mesopleuron diffusely reddish in dorsal third. Metasoma with 2 nd tergite black, reddish in apical 0.2; 3 rd tergite reddish centrally, brown laterally; following tergites brown with yellow apical margins (vespoid pattern). Legs reddish; hind tibia not distinctly darkened apically. Pterostigma hyaline.