Mesochorus (Mesochorus) giberius (Thunberg, 1822)

Riedel, Matthias & Varga, Oleksandr, 2022, A checklist of the subfamily Mesochorinae (Hymenoptera, Ichneumonidae) from the Ukrainian Carpathians, Zootaxa 5100 (2), pp. 224-248 : 235

Mesochorus (Mesochorus) giberius (Thunberg, 1822) ( Fig. 17 )

syn. Mesochorus temporalis Thomson, 1886 , synonymized by Riedel & Kolarov (2021).

Material examined. UKRAINE: lvano-Frankivsk Region : 1 ♀, Mochary , 5 km NE of Bogorodchany, 48.505117°N, 24.352691°E, 300–310 m, mixed forest, Malaise trap 1, 14–30.vi.2015 ; Transcarpathian Region : 1 ♀, Vynogradiv, oak forest, 280 m, 48.138338°N, 23.073689°E, Malaise trap 2, 10.vi–2.vii.2017; 1 ♀, idem, Malaise trap 3, 2–20.v.2018 ; 1 ♀, Svydovets , 2–3 km NW of Kvasy, 48.144694 N, 24.270809 E, 750 m, beech forest, sweeping, 5.vi.2010 ; 1 ♂, idem, 900 m, 7.vii.2012 ; 1 ♂, Marmarosy , 11–12 km SE of Dilove, 47.925407 N, 24.311800 E, 1550 m, subalpine zone, m. Pip-Ivan, sweeping, 12.viii.2009 ; 2 ♂♂, idem, 6–9.viii.2012, leg. O. Varga ; 1 ♂, Rakhiv , beech forest, 450–500 m, 31.vii.1994 ; 1 ♀, idem, 2.viii.1994 ; 1 ♂, idem, 15–16.vii.1995 ; 1 ♂, idem, 23.vii.1995 ; 1 ♂, Kuziy , beech forest, 450–700 m, 12.viii.1994 ; 4 ♀♀, Mala Ugolka , beech forest, 500–1000 m, 26–27.vii.1995 ; 1 ♀, idem, 30.vii.1995, leg. A. Kotenko ( SIZK) .

Distribution. Palearctic; first record for Ukraine.

Taxonomical remark. A large species with densely punctate mesopleuron and densely pectinate Claws. Mesosoma largely reddish; propodeum usually ± blackish; metasoma usually black, sometimes median tergites ± dark reddish; The species was misinterpreted by Schwenke (1999), for a detailed description and differentiation to Mesochorus marginatus Thomson, 1886 ( giberius sensu Schwenke ) see Vikberg & Vardal (2017: 21–23).

Figures

FIGURES 16–19. The Carpathian Mesochorus spp. 16—M. dessauensis; 17—M. giberius; 18—M. orbitalis; 19—M. salicis.