Lathrolestes pubescens sp. nov.

Figs 37–41.

Diagnosis. This species differs from the closely related L. buccinators by a shorter first metasomal tergite, strongly impressed occiput (Fig. 40) and body with dense white hairs (Figs 37–41).

Description. Body length 8 mm. Body pubescent with dense white hairs. Antenna with 38 flagellomeres. Scape 0.6 × as long as wide. Head not narrowed behind eyes, swollen, matt, with fine deep punctures (Figs 37, 40). Occiput strongly impressed (Fig. 40). Maximum length of temple 1.18 × transverse eye diameter; minimum length of temple 0.67 × transverse eye diameter. Face 1.3 × height of eye; convex, medially bulging, with fine deep punctures (Fig. 37). Clypeus separated from face by impression. Clypeal foveae small. Malar space 0.28 × of basal mandible width. Occipital carina complete, not interrupted above (Fig. 40). Lower mandible tooth longer than upper.

Notaulus absent. Mesopleuron, mesonotum with fine deep punctures, matt (Fig. 39). Claws pecinate. Fore wing with large areolet, oblique (Fig. 39). Radius intercepting stigma at its middle. Second recurrent vein intercepted areolet at its middle; with a single bulla. Nervellus intercepted at middle. Nervulus interstitial. Propodeal carinae complete (Fig. 38).

Metasoma matt, with dense white hairs (Fig. 39). First metasomal tergite 0.66 × as long as apically wide; without median longitudinal impression; bordered by lateral longitudinal carinae; median longitudinal carinae absent. Metasomal tergites with fine punctures. Ovipositor stout.

Color. Body mostly black. Coxae black. Metasomal tergites from third and hind part of second tergite reddish (Fig. 39).

Material: Holotype, female, Russia, Jewish Autonomous Oblast, Londoko, 02.viii.1981, D.R. Kasparyan, (ZIN).

Distribution: Far East of Russia.

Etymology: The species epithet, pubescens, refers to the hairs on body.