A revision of European species of the genus Tetrastichus Haliday (Hymenoptera: Eulophidae) using integrative taxonomy Author Hansson, Christer The Natural History Museum, London, United Kingdom & Biological Museum (Entomology), Lund University, Lund, Sweden christerdennis@gmail.com Author Schmidt, Stefan https://orcid.org/0000-0001-5751-8706 SNSB-Zoologische Staatssammlung Muenchen, Munich, Germany schmidt.s@snsb.de text Biodiversity Data Journal 2020 2020-12-16 8 59177 59177 http://dx.doi.org/10.3897/BDJ.8.e59177 journal article http://dx.doi.org/10.3897/BDJ.8.e59177 1314-2828-8-e59177 AD70B3AB67634D2885F290988225C5C8 2BC7CCC36D765F1C87ACBE8025DFD848 Tetrastichus miser (Nees, 1834) Tetrastichus miser Eulophus Tetrastichus miser Nees von Esenbeck 1834 Graham 1991 81 Tetrastichus Walker 1848 Aprostocetus Graham 1961 Tetrastichus Domenichini 1966 Cirrospilus Attalus Walker 1839b :353. Lectotype ♀ in NHM, designated by Graham 1961 :37, examined. Synonymised by Walker 1848 :145. Entedon medianus Ratzeburg 1848 :169. Lectotype ♂ in NMW, designated by Graham 1991 :257, not examined. Synonymised by Domenichini 1966 :93. Description See Graham (1991) . Diagnosis Female with gaster at most 1.6 x as long as wide and with Gt7 transverse; male with whorled setae on F1-F4 at most reaching to apex of funicular attached to, or slightly beyond apex. See key for delimitation from similar species. Distribution Austria, (former) Czechoslovakia, Denmark, Finland, France, Germany, Hungary, Ireland, The Netherlands, Spain, Sweden, United Kingdom and (former) Yugoslavia ( Graham 1991 ). Ecology Host Rhynchaenus alni (L.), R. fagi (L.), R. pilosus (F.), R. quercus (F.), R. salicis (L.), Ramphus oxyacanthae (Marsham) ( Coleoptera : Curculionidae ) ( Graham 1991 ). Material examined Type material: neotype ♀ of E. miser (NHM, type no. 5.1933), lectotype of C. Attalus (NHM, type no. 5.1933). Additional material: Sweden 124♀ 13♂ (NHM, MZLU, ZSM), of which 12♀ 6♂ were reared from Ramphus oxyacanthae .