The European species of Foersterella Dalla Torre (Hymenoptera: Tetracampidae), including the description of two new species Author Hansson, Christer text Zootaxa 2016 4137 4 561 568 journal article 10.11646/zootaxa.4137.4.8 ec459c7d-d70b-416d-aae6-54da0e6e9581 1175-5326 255283 9935AF06-E546-4E3A-829D-DCC930B3EC2F Foersterella erdoesi Bouček Figs 2, 6 , 7, 13 Foersterella erdoesi Bouček, 1958 : 69 . Holotype female in HNHM, not examined. Material . Type material: 2♀ paratypes of F. erdoesi ( BMNH ). Additional material (6♀, 21♂ ): England ( 1♂ BMNH ); Romania (2♀, 3♂ BMNH ); Sweden (4♀, 17♂ BMNH , MZLU ). Diagnosis . Male . Antenna ( Figs 2, 6 , 7 ): F1–3 each 1.2×, and F6 0.7× as long as wide; antennal clava (in widest part) 2.0× as wide as greatest width of pedicel; F1–6 yellowish-brown, C1 dark brown, C2 and C3 pale brown (pale part more distinct on ventral side of clava); face with rather dense setation ( Fig. 6 ). Female . Gaster elongate, 2.0–2.4× (mean 2.18, n = 7) as long as wide, with apex pointed ( Fig. 13 ). Host . Endoparasitoid in eggs of Cassida viridis L. ( Coleoptera : Chrysomelidae ) (record checked). Distribution . Hungary ( Bouček 1958 ), Romania , Sweden , United Kingdom (all records checked).