Exochus gravipes Gravenhorst, 1820

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 : 2351

Exochus gravipes Gravenhorst, 1820

( Figures 4h , 7h )

Ichneumon gravipes Gravenhorst, 1820: 384 .

Exochus gravipes ( Gravenhorst, 1829) : 351. Lectotype: female; Type depository: IZU.

Specimens examined

( South Korea) 1 female, GN Gajisan, 25 June 1989, J.K. Kim; 1 female, JB Jirisan Sundeuryu, 10 June 1989, J.K. Kim.

Diagnosis

Female. Body length 9.0 – 10.0 mm. Antenna with 39 flagellomeres.

Head strongly convex, upper face with long projection and recurved; between antennal sockets with vertical ridge; dorsal margin of eyes with small triangular yellow spots. Malar space black ( Figure 4h ). Pronotum sunken and glabrous. Scutellum and postscutellum black. Propodeum without area superomedia ( Figure 7h ), basal transverse carina incomplete; area externa with hairs; area dentipara with hairs apically; spiracle of propodeum ellipse, not connected to pleural carina; upper area of metapleuron glabrous. Vein cu-a of hindwing intercepted at lower 0.25, with distinct vein Cu1. Tergite 1 with short dorsal longitudinal carina, not reaching central area of tergite 1, almost parallel; between dorsal longitudinal carinae glabrous. Tergite 3 with epipleuron wedge-shaped, the basal part not convex.

Distribution

South Korea (new record), Austria, Belarus, Belgium, Bulgaria, Canada, China, Czech Republic, Denmark, Estonia, Finland, France, Germany, Hungary, Iran, Ireland, Italy, Latvia, Lithuania, the Netherlands, Norway, Poland, Romania, Russia, Spain, Sweden, Switzerland, Turkey, U.S.A., Ukraine, United Kingdom, Yugoslavia.

Figures

Figure 4. Head in frontal view. (a) Exochus argutus; (b) Exochus britannicus; (c) Exochus consimilis; (d) Exochus destitutus; (e) Exochus flavomarginatus; (f) Exochus frontellus; (g) Exochus gratus; (h) Exochus gravipes; (i) Exochus guttatus; (j) Exochus lictor; (k) Exochus lineifrons; (l) Exochus mitratus. Scale bar = 0.2 m m.

Figure 7. Propodeum in dorsal view. (a) Exochus argutus; (b) Exochus britannicus; (c) Exochus consimilis; (d) Exochus destitutus; (e) Exochus flavomarginatus; (f) Exochus frontellus; (g) Exochus gratus; (h) Exochus gravipes; (i) Exochus guttatus; (j) Exochus lictor; (k) Exochus lineifrons; (l) Exochus mitratus. Scale bar = 0.2 m m.