Thirteen species are described from Turkey: Aleochara (Ceranota) simplicicornis sp.n. (Ordu,
Erzurum), Aploderus transversicollis sp.n. (Samsun), Atheta (Parameotica) soganlica sp.n. (Trabzon),
Borboropora myrmecophila sp.n. (Antalya), Gabrius pravus sp.n. (Samsun), Gyrophaena ciliciana
sp.n. (Adana), G. cultellata sp.n. (Samsun), G. spoliata sp.n. (Samsun), Ochthephilum hamatum sp.n.
(Muğla), Oxypoda meybohmi sp.n. (Kahramanmaraş), O. miricornis (Kahramanmaraş), Stenus
(Hemistenus) abstrusus sp.n. (Gümüşhane, Giresun, Trabzon), and S. (H.) abrasus sp.n. (Rize). The
sexual characters of several additional species are illustrated. Aleochara caloderoides ASSING, 2007 is
attributed to the subgenus Ceranota STEPHENS, 1839. The preoccupied name Atheta akiensis ASSING,
2006 is replaced with Atheta albomontis nom.n. A lectotype is designated for Lathrobium decipiens
CZWALINA, 1888, a preoccupied senior synonym of Tetartopeus czwalinai (JAKOBSON, 1909); its
habitus and aedeagus are illustrated. A total of 39 species are recorded from Turkey for the first time,
one of them, also for Morocco, Kyrgyzstan, Iran, and various European countries. Numerous new
province records are reported. The distributions of five species are mapped.