Tetrastichus miser (Nees, 1834)

Hansson, Christer & Schmidt, Stefan, 2020, A revision of European species of the genus Tetrastichus Haliday (Hymenoptera: Eulophidae) using integrative taxonomy, Biodiversity Data Journal 8, pp. 59177-59177 : 59177

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 × 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 .