Attagenus korotyaevi sp. n. differs from A. caracal Zhant. in the form of body, and the structure of antennae and aedeagus; A. beali sp. n. may be distinguished from the mentioned species by the form of protonum, shortened antennal club of male and the structure of aedeagus; A.fossor sp. n. is similar to A. obtusus and related species in appearance but differs in having recumbent hairs on dorsal surface and short last antennal segment in male. This species differs from A. steinbergi Zhant. in the unicolor pubescence, structure of antennae, and form of protonum. A. ionicus sp. n. is similar to A. steinbergi but it has a shorter last antennal segment in male, only two light bands on elytra, and different form of aedeagus. The new status of A. longipennis var. pallidus Zhant. was established: A. palludis Zhanitev 1973 stat. n. (= A. longipennis var. pallidus Zhantiev 1973 syn, n.). A complete description of this species is given. Lectotype of A. molitorRtt. in the collection of the Zoological Institute of the Russian Academy of Sciences (St. Petersburg) is designated.
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