Description of Aleochara (Xenochara) ichikawai sp. nov., the first confirmed myrmecophilous species of Aleochara Gravenhorst, 1802 from the East Palearctic Region (Coleoptera: Staphylinidae: Aleocharinae) Author Maruyama, Munetoshi The Kyushu University Museum, 6 - 10 - 1 Hakozaki, Higashi-ku, Fukuoka, 812 - 8581 Japan Author Nozaki, Tsubasa Kyushu University, 744 Motooka, Nishi-ku, Fukuoka, 819 - 0395 Japan Author Kamezawa, Hiromu Tsukiyoshi-machi 32 - 17, Kawagoe-shi, Saitama, 350 - 0825, Japan text Zootaxa 2025 2025-07-29 5666 3 437 444 http://dx.doi.org/10.11646/zootaxa.5360.3.8 journal article 311606 10.11646/zootaxa.5666.3.8 96f0c1ff-3965-4a9b-8e1a-c690303830fb 1175-5326 16611668 8C9509E1-F87C-4F5A-80CD-D70316D7EDC2 Subgenus Xenochara Mulsant & Rey, 1874 Aleochara ( Xenochara ) Mulsant & Rey, 1874: 344 (original description). Type species: Aleochara decorata Aubé, 1850 (= Aleochara puberula Klug, 1832 ), fixed by monotypy. Comments . Eight species are known in this genus from Japan (present study); 216 species worldwide ( Newton, 2025 ). See Klimaszewski (1984) for detailed synonymy, diagnosis, and description.