(Figures 4c, 7c)
Exochus consimilis Holmgren, 1858: 305 – 394. Type: unknown; Type depository: unknown. Exochus parvispina Thomson, 1887: 193 – 218. Type: unknown; Type depository: ZI.
Exochus decoloratus Schmiedeknecht, 1924: 103 – 112. Type: unknown; Type depository: Germany.
Exochus subalpinus Schmiedeknecht, 1924: 103 – 112. Type: unknown; Type depository: Germany.
(South Korea) 2 males, GW, Goseong-gun, Ganseong-eup, Heyangrobong, 13 May 1992, S.M. Ryu; 1 male, CB, Danyang-gun, Danyang-eup, Cheongdong-ri, Cheongdong valley, 19 – 30 April 2007, J.W. Lee.
Male. Forewing 4.5 mm, body 6.5 mm long.
Face, mandible and malar space black. Line of angular apophysis between antennal sockets yellow (Figure 4c). Vertex with small yellow spots. Antenna with 29 flagellomeres; ventral part of antenna yellowish brown and dorsal part of antenna dark blackish brown. Mesosoma black. Scutellum convex and black. Propodeum with lateromedian longitudinal carinae and costula (Figure 7c); area basalis and area superomedia separated by carina. All coxae black. Legs reddish brown to brown. Vein Cu-a of forewing distad of vein Rs+M. Vein 2 rs-m as long as vein between 2 rs-m and 2 m-cu. Vein cu-a of hindwing intercepted at the middle, vein Cu1 of hindwing vestigial. Area between median longitudinal carinae of tergite 1 glabrous. Tergite 2 finely punctate. Epipleuron of third tergite wedge-shaped.
South Korea (new record), Austria, Belarus, Belgium, Bulgaria, Czech Republic, Finland, France, Georgia, Germany, Greenland, Hungary, Kazakhstan, Latvia, Lithuania, Moldova, Mongolia, the Netherlands, Norway, Poland, Romania, Russia, Spain, Sweden, Tunisia, Turkey, Ukraine, United Kingdom.