A taxonomic review of the Korean species of the subgenus Datomicra Mulsant & Rey of the genus Atheta Thomson, with description of a new species (Coleoptera, Staphylinidae, Aleocharinae) Author Lee, Seung-Gyu Author Ahn, Kee-Jeong text Zootaxa 2017 4268 4 508 522 journal article 33024 10.11646/zootaxa.4268.4.3 dc91aa5e-ab23-4599-8df9-56ebda03c098 1175-5326 580926 71929131-1CB7-4FF0-8A80-E062F1C00960 Atheta ( Datomicra ) pyongangsani Paśnik, 2001 ( Fig. 1 F) Atheta ( Datomicra ) pyongangsani Paśnik, 2001 : 215 ; Smetana, 2004 : 379 ; Schülke & Smetana, 2015 : 528 . Diagnosis. Length 2.0– 2.2 mm . Body ( Fig. 1 F) dark brown; elytra paler than other parts; legs yellowish brown. Head . Slightly transverse, approximately 1.1–1.2 times as wide as long, widest behind eyes, slightly narrower than pronotum; eyes large and prominent, about 1.3–1.4 times as long as temples; infraorbital carina complete. Antennae slightly longer than head and pronotum combined; antennomeres 1–3 elongate, 1 longest, 4–10 subquadrate to slightly transverse, 11 longer than wide, about as long as preceding two combined. Thorax . Pronotum approximately 1.3–1.4 times as wide as long, widest in apical third; pubescence directed anteriorly in midline; hypomera partially visible in lateral aspect. Elytra slightly transverse, slightly wider than pronotum; elytron approximately 1.6–1.7 times as long as wide, postero-lateral margin almost straight. Abdomen . Parallelsided, widest at middle; surface glossy and densely pubescent, with coarse punctures and transverse microsculpture; male tergite VIII with four macrosetae on each side of midline, posterior margin broadly rounded, slightly emarginate in median region; male sternite VIII with eight macrosetae on each side of midline, posterior margin convex, convergent apically; posterior margin of female tergite VIII truncate in median region; posterior margin of female sternite VIII broadly rounded, slightly emarginate in median region. Aedeagus . Apical process of median lobe narrowly elongate, slightly pointed apically in ventral aspect. Spermatheca . Bursa without umbilicus; duct short. Type material. Holotype , ♂ , labeled as follows: ‘ Korea 21.6.1974 Pnjongjang Exp. Inst.Zool.Cr. ; HOLOTYPE Atheta (Datomicra) pyongangsani sp. n. det. G. Paśnik 2000’ [ North Korea , Pyeongannam Prov. , Pyeongyang-si , 21 vi 1974 , ISEA ] . Paratypes , 2 exx., same data as holotype. Distribution. Korea (North). Remarks. This species was described by Paśnik (2001) in North Korea and no specimen has been collected in South Korea.