Hybrizon flavofacialis Tobias, 1988

Achterberg, Cornelis van, You, Lan-Shao & Li, Xi-Ying, 2013, Hybrizon Fallen (Hymenoptera, Ichneumonidae, Hybrizoninae) found in Hunan (China), Journal of Hymenoptera Research 30, pp. 65-74 : 68

Hybrizon flavofacialis Tobias, 1988 Figs 1-4

Material.

3 ♀ +22 ♂ (HUNAU, RMNH), S. China: Hunan, Yuanjiang, Southeast Lakeside, Ben-Zhu Dai, together with Lasius "fuliginosus" (= Lasius fuyi Radchenko): 2 ♂, 3.VI.1989; 1 ♀ + 1 ♂, 4.VI.1989; 2 ♂, 8.X.1989; 11 ♂, 9.X.1989; 1 ♀ + 7 ♂, 10.X.1989; 1 ♀, 12.X.1989.

Diagnosis.

Face yellow; eyes glabrous; pedicellus wider and slightly longer than scapus ( Fig. 3 ) and dark brown, contrasting with yellowish scapus; third antennal segment comparatively slender ( Fig. 3 ); maximum width of face 1.2-1.3 times its minimum width; ventral half of face and scutellum more or less granulate; distance between posterior ocelli of female about 1.5 times diameter of ocellus (about twice in male); mesoscutum antero-laterally smooth; ventral half of metapleuron rugose or densely rugulose; posteriorly propodeum with strong curved carinae (but sometimes disappearing in rugosity); basal cell of fore wing (except basally) with 50-70 setae ( Fig. 4 ); vein r issued at base of pterostigma ( Fig. 1 ); vein 3-SR+M of fore wing medium-sized ( Fig. 1 ); vein 1-M of fore wing weakly and gradually curved anteriorly or straight ( Fig. 4 ); in lateral view length of hind basitarsus 6-7 times its maximum width ( Fig. 2 ); sparsely setose part of ovipositor sheath 0.2-0.4 times as long as second tergite.

Notes.

Up to now only known from the holotype from Far East Russia (Khabarovsk kray). The holotype is illustrated by Konishi et al. (2012). New for China and for the Oriental region.

Figures

Figures 1 - 8. 1 - 4 Hybrizon flavofacialis Tobias, female, China, Hunan, Yuanjiang 5 - 8 Hybrizon ghilarovi Tobias, female, China, Hunan, Yuanjiang 1, 4 apical half of fore wing 2, 6 three basal antennal segments 3, 7 hind basitarsus lateral 4, 8 basal half of fore wing. 1 scale-line (= 1.0 x); 2 = 1.7 x; 3, 6 - 8 = 1.4 x; 4, 5 = 1.1 x.