Exochus lictor Haliday, 1838

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 : 2352-2353

Exochus lictor Haliday, 1838

( Figures 4j , 7j )

Exochus lictor Haliday, 1838: 112 – 121 . Type: female; Type depository: NMI .

Exochus decoratus Holmgren 1873: 55 – 78 . Type: lost.

Exochus pectoralis Haliday 1838: 112 – 121 . Type: male; Type depository: NMI .

Specimens examined

( South Korea) 5 males, GG Cheonggyesan, 4 July 1989, J.K. Kim ; 1 male, ditto, 4 June 1989, J .K. Kim ; 1 male, GG Annyang-si, Manan-gu, Gwanak, 37°25 ′ 14 ″ N, 127°57 ′ 01 ″ E, 5 – 19 July 2007, J .O. Lim ; 1 male, GG Anyang-si, Manan-gu, Gwanaksan, 26 June – 4 July 2007, J .O. Lim ; 1 female, GW Wonju-si, Heungeom-myeon, Maeji-ri, Yeonse Univ ., Wonju campus, 37°16 ′ 53 ″ N, 127°54 ′ 02 ″ E, 21 – 30 October 2009, H.Y. Han ; 1 male, GW Taebaeksan, 13 August 1989, J .K. Kim ; 1 female, GW Mt Baegun, Wonju-si, Panbu-myeon, 9 June – 5 July 2011, J .W. Lee ; 1 male, GB Cheongsong-gun Kekwangsan, 25 May 1989, J .K Kim; 1 female, GN Yeongju-si, Punggi-eup, Jungnyeong 99site, 12 June – 23 July 2008, K.B. Kim ; 1 male, JB Jirisan, Bamsagol, 6 June 1983; 5 males, JN Gohung-gun, Jeomam-myeon, Pallyeongsan (M. T.), 24 May – 11 July 2012, J .C. Jeong.

Diagnosis

Female. Body length 5.5 – 7.5 mm. Antenna with 27 flagellomeres.

Head convex, upper face with short projection; between antennal sockets with weak vertical ridge; dorsal margin of eyes with large triangular yellow spots, connected to margin between antennal socket and eye. Upper face and malar space yellow ( Figure 4j ). Epomia distinct. Scutellum and postscutellum yellow. Propodeum without area superomedia, area basalis and area superomedia not separated from carina ( Figure 7j ); area externa with sparse hairs; area superomedia and area dentipara glabrous; spiracle of propodeum oval, connected to lateral longitudinal carina; metapleuron glabrous. Vein cu-a of hindwing intercepted at lower 0.25, with vein Cu1. Tergite 1 with narrow dorsal longitudinal carina, reach central area of tergite 1, up-curved in basal area; median longitudinal area of tergite 1 and tergite 2 without hair. Tergite 3 with epipleuron semicircular.

Distribution

South Korea (new record), Azerbaijan, Belarus, Belgium, Bulgaria, Canada, Czech Republic, Finland, France, Germany, Hungary, Ireland, Italy, Japan, Latvia, Lithuania, the Netherlands, Poland, Romania, Russia, Spain, Turkey, U.S.A., Ukraine, United Kingdom.

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.