Opius Orientopius, Fischer, 1966

Li, Xi-Ying, Achterberg, Cornelis van & Tan, Ji-Cai, 2013, Revision of the subfamily Opiinae (Hymenoptera, Braconidae) from Hunan (China), including thirty-six new species and two new genera, ZooKeys 268, pp. 1-186 : 68

Orientopius Fischer, 1966 Figs 417-428

Orientopius Fischer, 1966: 147; van Achterberg et al. 2012a: 125, 2012b: 65. Type species (by original designation): Orientopius curiosigaster Fischer, 1966 [examined].

Diagnosis.

Clypeus truncate medio-ventrally (Fig. 424); labrum exposed; occipital carina present latero-dorsally and weakly or not protruding in lateral view (Fig. 420); head comparatively long in anterior view (Fig. 424) and malar space longer than basal width of mandible (Fig. 425); malar suture present (Fig. 425); inner sides of antennal sockets normal, not protruding (Fig. 424); around base of middle coxa no circular carina; medio-posterior depression of mesoscutum present (Fig. 420); notauli absent posteriorly or as row of punctures; postpectal carina variable, usually partly present medio-ventrally; vein 3-SR of fore wing 0.9-2.0 times as long as vein 2-SR (Fig. 418); metasoma with carapace (Figs 417, 421), but less developed in males; second tergite sculptured and distinctly longer than third tergite (Figs 417, 421); dorsope absent, dorsal carinae of first tergite variable, separated basally or medially united in a median carina (Fig. 421); second metasomal suture distinct (Fig. 421); third tergite of female with a sharp lateral crease (Fig. 417).

Biology.

Parasitoids of species of Phytobia Lioy, 1864 ( Agromyzidae ) mining near the cambium of deciduous trees and shrubs (van Achterberg et al. 2012a).

Distribution.

Palaearctic, Oriental and Australian (New Guinea) regions.