Exochus momoii Tolkanitz, 2007

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 : 2354

Exochus momoii Tolkanitz, 2007

( Figures 5a, h )

Exochus momoii Tolkanitz, 2007: 343 .

Exochus a ffi nis Momoi and Kusigemati, 1970: 414. Type: male; Type depository: HU.

Specimens examined

( South Korea) 2 males, Seoul Korea Univ ., Imyeupsi, SukwoanD, 1 August 1987, ICH.; 3 males, JB Namwon-si, Sannae-myeon, Baemsagol, 35°21 ′ 55 ″ N, 127°34 ′ 58 ″ E, 31 July 1992; 7 males, GB Gunwi-gun, Bugye-myeon, Dongsan-ri, Odoam (M. T.), 36°01 ′ 29 ″ N, 128°41 ′ 31 ″ E, 21 July – 10 August 2015, J .W. Lee.

Diagnosis

Male. Body length 5.0 – 6.0 mm. Antenna with 39 flagellomeres.

Head convex, upper face with long projection and recurved; between antennal sockets without vertical ridge; apical margin of clypeus concave; dorsal margin of eyes with triangular yellow spots, connected to margin between antennal socket and eye. Face, clypeus and malar space yellow ( Figure 5a ). Scutellum and postscutellum yellow. Propodeum without area superomedia, basal transverse carina incomplete ( Figure 5h ); area externa with sparse hairs; area dentipara glabrous; spiracle of propodeum ellipse, metapleuron glabrous. Vein cu-a of hindwing intercepted at lower 0.1, with vein Cu1 trace. Tergite 1 with dorsal longitudinal carinae, reach over at central area of tergite 1, almost parallel; between dorsal longitudinal carinae without hair. Tergite 3 with epipleuron wedge-shaped, the basal part not convex.

Distribution

South Korea (new record), Japan, Russia.

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.