Europiella livida ( Reuter, 1906 )

Duwal, Ram Keshari, Jung, Sunghoon & Lee, Seunghwan, 2014, Review of Europiella Reuter (Hemiptera: Heteroptera: Miridae: Phylinae: Phylini) from Korea, with a description of a new genus, Zootaxa 3795 (3), pp. 383-393 : 389

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.

Figures

FIGURE 3. Images of ventral side of hind legs. A. Europiella artemisiae. B. E. gilva. C. E. kiritshenkoi. D. E. livida. E. E. miyamotoi. F. Europiellomorpha lividellus. Scale bar: 1.0 mm.

FIGURE 5. Genital illustrations of Europiella. A. E. gilva. B. E. livida. C – G. E. miyamotoi. A, B, G. Bursa copulatrix of female genitalia. C. Endosoma. D. Right paramere. E. Phallotheca. F. Left paramere. Scale bar: male: 0.2 mm; female: 0.1 mm.