Europiella livida (Reuter, 1906)

Figures: 1D, 3D, 5B

Plagiognathus lividus: Reuter, 1906: 73 (n. sp.); Kerzhner, 1979: 54 (desc., figs.); 1988a: 855 (key). Europiella livida: Schuh et al., 1995: 390 (n. comb.); Schuh 1995: 316 (cat.); Kerzhner and Josifov, 1999: 346 (cat.); Kwon et al., 2001: 171 (cat.).

Diagnosis. Generally distinguished by moderate size, elongated oval body; usually pale greenish coloration; somewhat darker cuneus (than corium) almost grayish; metafemora ventrally with few dark spots, and towards its base arranged in rows (Fig. 3 D); and tibiae with a black spot or ring at their bases.

Male genitalia. For description and figure of male genitalia see Kerzhner 1979: 53 (as Plagiognathus lividus).

Female genitalia (Fig. 5 B). Sclerotized rings asymmetrical, oval; and posterior wall with chitinised membrane.

Measurements. (1♀). Body length 2.75; head width across eyes 0.54; vertex width 0.30; lengths of antennal segments I–IV: 0.21, 0.77, 0.56, 0.39; total length of labium 1.01; mesal pronotal length 0.43; basal pronotal width 0.91; width across hemelytron 1.21; and lengths of metafemur, tibia and tarsus: 0.98, 1.39, 0.43.

Specimens examined. South Korea: Gyeonggi–do: 1♀, Yangpyeong–gun, Kangsang–myeon, Sewol–ri, 22.viii.2011, R.K. Duwal.

Distribution. China, Korea, Russia.

Host. Artemisia gigantea Kitamura (Asteraceae) [Kerzhner, 1988a].

Remarks. The biology is unknown in Korea because the specimen was collected in a light trap.