Pantolyta semirufa Kieffer, 1908

Chemyreva, V. G. & Kolyada, V. A., 2019, Review of the Pantolyta genus (Hymenoptera: Diapriidae: Pantolytini) from Russia, with description of a new species, Zoosystematica Rossica (China) 28 (1), pp. 163-176 : 175

Pantolyta semirufa Kieffer, 1908

( Figs 50–56)

Pantolyta semirufa Kieffer, 1908: 432 .

Material examined. Russia: Amur Prov., Zeya NP, 8 July 1978 ( V. Alekseev leg.), 1 male ; Khabarovsk Terr., Udyl’ Lake , 29–31 August 1970 (D. Kasparyan leg.), 3 males .

Differential diagnosis. Macropterous species with radial cell open ( Fig. 56). Antennal shelf distinctly prominent; head nasiform ( Fig. 50); temples in dorsal view receding ( Fig. 50). Pronotal collar rugose with transverse keel; pronotal shoulders angular; epomia present ( Fig. 50). Axillar depression without verriculate tubercle. A 1 in both sexes longer than half of head width, without apical flange ( Fig. 51); A 3 in male slender, with shallow emargination ( Fig. 54).

Variation. Stigmal vein 1.5–3.0 times longer than width of marginal vein. Antennal shelf in frontal view between toruli sculptured ( Fig. 51) to smooth.

Distribution. Austria, Czech Republic, Poland, Russia (Far East), Canada.