Revision of genera Rhinodontus and Trachyphilus (Coleoptera: Curculionidae: Entiminae: Trachyphloeini)

Abstrakt: Three new species of Rhinodontus Faust, 1890 and one new species of Trachyphilus Faust, 1887 are described and illustrated: Rhinodontus mongolicus sp. n. from Mongolia and R. crassiscapus sp. n., R. sawadai sp. n. and Trachyphilus chinensis sp. n. from China. New synonymy Rhinodontus ignarus Faust, 1890 = Rhinodontus proximus centralis Voss, 1967, syn. nov. is proposed. Rhinodontus hirsutus Formánek, 1916 is transferred to Pseudocneorhinus Roelofs, 1873. Redescrip­tions of Rhinodontus ignarus Faust, 1890, R. proximus Voss, 1967, Trachyphilus saluber Faust, 1887 and T. sordidus (Sharp, 1896) are provided. All species from these two genera are illustrated, keyed and check-listed. New distributional data are presented for all redescribed species. Lectotypes of the following species are designated: Callirhopalus sedakowii Hochhuth, 1851, Pseudocneorhinus hirsutus (Formánek, 1916), Rhinodontus ignarus Faust, 1890, Trachyphilus saluber Faust, 1887, Trachyphilus sordidus (Sharp, 1896) and Trachyphloeoides sordidus (Faust, 1890).

Klíčová slova: Taxonomy, new species, new synonym, new combination, keys, distribution, Coleoptera, Curculionidae, Entiminae, Rhinodontus, Trachyphilus, Callirhopalus, Pseudocneorhinus, Rhinodontodes, Trachyphloeoides, east Palaearctic region