Mesochorus (Mesochorus) vitticollis Holmgren, 1860

Riedel, Matthias & Varga, Oleksandr, 2022, A checklist of the subfamily Mesochorinae (Hymenoptera, Ichneumonidae) from the Ukrainian Carpathians, Zootaxa 5100 (2), pp. 224-248 : 243-244

Mesochorus (Mesochorus) vitticollis Holmgren, 1860 ( Fig. 36 )

Material examined. UKRAINE: lvano-Frankivsk Region : 1 ♀, Gorgany , 4 km SW of Stara Guta, 1050–1100 m, coniferous forest, 13.vi.2014 ; 1 ♀, idem, m. Igrovets , 7.5 km SW of Stara Guta, 48.355129°N, 24.73943°E, 1500 m, subalpine zone, sweeping, 7.vii.2012 ; Transcarpathian Region : 1 ♀, Chornogora , 4 km NE of Kvasy, 1000 m, beech forest, 16.vi.2013 ; 1 ♂, Chornogora , Sheshul, 6–7 km NE of Kvasy, 1450 m, subalpine zone, sweeping, 16–18.vi.2012 ; 1 ♀, idem, Malaise trap 5, 6–29.vi.2014 ; 1 ♂, 1 ♀, idem, 18.vii–10.viii.2014 ; 1 ♀, Svydovets , 2–3 km NW of Kvasy, 48.090889°N, 24.155835°E, 850–900 m, beech forest, sweeping, 29.vi.2014 ; 1 ♀, idem, 7.vii.2012 ; 1 ♀, idem, Malaise trap 2, 14.vii–24.viii.2013, leg. O. Varga ; 1 ♂, Chornogora , 1500– 1600 m, sweeping, 6.viii.1994 ; 1 ♂, idem, 7.viii.1994, leg. A. Kotenko ; 1 ♂, Yasynya , sweeping, 14.vii.1963 ; 1 ♀, idem, 15.vii.1963 ; 1 ♀, Chornogora , Goverla, 1500 m, sweeping, 27.vi.1975 ; 1 ♂, Khust , 20.viii.1963 leg. V. Ermolenko ( SIZK) .

Distribution. Europe; first record for Ukraine.

Taxonomical remark. Large species with body length 6.5–9 mm. Lower mandibular tooth distinctly longer than upper tooth; mesopleuron densely punctate; hind tibia narrowly infuscate basally and apically; pterostigma hyaline or pale ochreous.

pectoralis -group sensu Schwenke (1999: 95-114)

Figures

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