A new subspecies of <i>Eodorcadion maurum </i>(Jakovlev, 1889) (Coleoptera, Cerambycidae) from the western Mongolia
Eodorcadion maurum otgonum ssp. n. close to E. m. katharinae (Reitter, 1898), based in two large females from the environs of somon Otgon in Zavhkan aimag, is described. The type locality in the south-eastermost part of western Mongolia is located 350 km from the main area of the species. The distinguishing characters are discussed. Both type specimens have antennae without white setae rings around bases of joints, and strongly convex striated elytra without carinae between narrow white stripes.