REVISION OF TYCHUS OF DALMATINUS GROUP, WITH DESCRIPTION OF NEW TAXA (COLEOPTERA, PSELAPHIDAE)

The revision of the species of the genus Tychus belonging to the dalma tinus group not considered in a previous work (BESUCHET & SABELLA, 199 6) is given : Tychus dalmatinus Reitter, 1880 of southern Europe, Turk ey and Caucasus; Tychus ibericus (Motschulsky, 1835) of north-eastern Turkey; Tychus bosnicus Ganglbauer, 1897 of Bosnia-Herzegovina; Tychus bescidicus Reitter, 1901 of eastern Austria, Czech Republic and Ruman ia; Tychus tritomus Dodero, 1919 of Corsica and Sardinia; Tychus reitt eri Karaman, 1955 of Crete; Tychus affinis Besuchet, 1958 of Tajikista n and Uzbekistan; Tychus henroti Meggiolaro, 1966 of Cyprus and Tychus sbordonii Meggiolaro, 1967 endemic of Latium (central Italy). For eac h species the most important bibliographic citations, the peculiar mor phological characters- with particular reference to the antennae, aede agus and telisternite- and the geographic distribution are given. Four new species are also described : Tychus cilicicus, sp. n. and Tychus pamphylicus, sp. n. from southern Turkey, Tychus rhodensis, sp. n. fro m Rhodes and south-eastern Tur key and Tychus argolicus, sp. n. from P eloponesian (southern Greece). The group probably includes also Tychus kurilensis Kurbatov, 1992 from Kuril islands. The synonymy Tychus mut inensis Reitter, 1884 = Tychus dalmatinus Reitter, 1880 is re-proposed based upon the examination of abundant material. Also, the neotype of Tychus ibericus (Motschulsky, 1835) are designated.