Revision of the European species of the genus Astiphromma Forster, 1869

The European species of the genus Astiphromma Forster, 1869 are revised. 26 taxa are accepted as valid and keyed, described, and figured. One further European species described by Schwenke, Astiphromma peltolatum, has not been studied, because the type could not be located for the revision. Two species and one subspecies are described as new: Astiphromma flagella for spec. nov., Astiphromma flavoventrale spec. nov., and Astiphromma nigriceps asiaticiis subspec. nov. The male of Astiphromma uliginosum Schwenke, 1999 is described for the first time here. The following new synonyms are established: Astiphromma barbatum Schwenke, 1999 and Astiphromma caecum Schwenke, 1999 are new synonyms of Astiphromma aggressor (Fabricius, 1804); Astiphromma dispersum Schwenke, 1999 and Astiphromma laricis Schwenke, 1999 are new synonyms of Astiphromma alpinum Roman, 1909; Mesochorus (Astiphrommus) hamulus Thomson, 1886 and Astiphromma consertum Schwenke, 1999 are new synonyms of Astiphromma buccatum (Thomson, 1886); Mesothorus (Astiphrommus) graniger Thomson, 1886 is a new synonym of Astiphromma hirsutton (Bridgman, 1883); Astiphromma contum Schwenke, 1999 is a new synonym of Astiphromnia italicum Schwenke, 1999; Astiphromma intermedium Constantineanu Mustata, 1976 is a new synonym of Astiphromma scutellatum (Gravenhorst, 1829); Mesochorus (Astiphrommus) mandibularis Thomson, 1886 is a new synonym of Astiphromma striation (Brischke, 1880); and Astiphromma trimaculosum Schwenke, 2004 is a new synonym of Astiphromma uliginosum Schwenke, 1999.