Exochus vexator Tolkanitz, 1993

Choi, Jin-Kyung, Kolarov, Janko & Lee, Jong-Wook, 2016, A taxonomic review of the genus Exochus Gravenhorst (Hymenoptera: Ichneumonidae: Metopiinae) from South Korea with descriptions of ten new species, Journal of Natural History 50, pp. 2327-2367 : 2360

Exochus vexator Tolkanitz, 1993

( Figures 5f, m )

Exochus vexator Tolkanitz, 1993: 92 – 105 . Type: female; Type depository: SIZ.

Specimens examined

( South Korea) 1 female, JB Jirisan National Park, Nogodan, 15 May 1983, K.O. H; 1 female, ditto, 22 July 1989, J .K. Kim.

Diagnosis

Female. Body length 6.0 mm. Antenna with 36 flagellomeres.

Head convex, upper face with projection and recurved; between antennal sockets without vertical ridge; dorsal margin of eyes with triangular yellow spots. Upper face and mandible yellow, lower face and malar space black ( Figure 5f ). Scutellum and postscutellum yellow. Propodeum without area superomedia ( Figure 5m ); area externa with hair; area superomedia and area dentipara without hair; spiracle of propodeum oval; metapleuron glabrous. Vein cu-a of hindwing intercepted at lower 0.25, with vein Cu1. Tergite 1 with dorsal longitudinal carina, reach central area of tergite 1, up-curved in basal area; between dorsal longitudinal carinae without hair. Tergite 3 with epipleuron wedge-shaped, the basal part not convex.

Distribution

South Korea (new record), Azerbaijan, Hungary, Moldova, Russia, Ukraine.

Figures

Figure 5. Head in frontal view. (a) Exochus momoii; (b) Exochus nigrifaciatus; (c) Exochus selenanae; (d) Exochus velatus; (e) Exochus ventralis; (f) Exochus vexator; (g) Exochus villosus; (h) Exochus momoii; (i) Exochus nigrifaciatus; (j) Exochus selenanae; (k) Exochus velatus; (l) Exochus ventralis; (m) Exochus vexator; (n) Exochus villosus. Scale bar = 0.2 mm.