Lathrolestes levaya sp. nov.

Figs 21–24.

Diagnosis. This species differs from L. orbitalis (Gravenhorst, 1829) by various proportions and coloration of head: malar space in profile not rounded, head mostly black (Fig. 23); and notaulus absent.

Description. Body length 6 mm. Antenna with 31–33 flagellomeres. Scape 0.33 × as long as wide. Head very slightly narrowed behind eyes; matt. Maximum length of temple 0.86X transverse eye diameter; minimum length of temple 0.69 × transverse eye diameter. Face 1.17 × height of eye; convex, medially bulging (Fig. 23). Clypeus separated by impression; projecting anteriorly; apical margin of clypeus obtuse. Tentorial fovae small. Malar space 0.44 × basal mandible width. Lower mandible tooth longer than upper. Occipital carina medially complete.

Mesosoma matt. Notaulus absent. Mesopleuron matt, coarsely punctate (Fig. 21). Claws pectinate by hair-like teeth (Reshchikov 2012). Fore wing with areolet not petiolate. Radius intercepting stigma at its middle. Second recurrent vein with single bulla. Hind wing with nervellus intercepted below middle. Nervulus intersitial. Propodeum with carinae partly complete. Area superomedia elongate, narrow and fused with area basalis (Fig. 22). Metasoma matt, sparsely setose. First metasomal tergite 0.54 × as long as apically wide; without shallow median longitudinal impression; bordered by lateral longitudinal carinae; dorsal longitudinal carinae defined at base. Ovipositor stout, without notch. Parameres narrow, longer than aedeagus.

Color. Female. Body mostly black (Fig. 24). Legs and middle metasomal tergites yellow-reddish. Male as in female.

Material: Holotype, female, Russia, Khabarovsky Kray, Khabarovsky, Khekhtsyr, Levaya riv., 10.vi.1983, D. Kasparyan, (ZIN); Paratype, male, Russia, Khabarovsky Kray, Khabarovsky, Khekhtsyr, 24st Km., 29.v.1983, D. Kasparyan, (ZIN).

Distribution: Far East of Russia.

Etymology: The species epithet, levaya, refers to the type locality.