Euura hyperborea ZMUO.

295 Euura hyperborea (Thomson, 1871) Figs 309, 534 Nematus hyperboreus Thomson, 1871: 127–128. Amauronematus coracinus Lindqvist, 1959d: 14–15. Holotype ♀ (BMNH), not examined. Type locality: Switzerland, Valais, Arolla. Synonymy by Benson (1961b). Diagnosis Most similar to E. anthracina, but in E. hyperborea the pronotum and tegula are black and the hairs on the head and thorax are somewhat longer. Type material examined Holotype Nematus hyperboreus SWEDEN • ♀; Dalarna; C.H. Boheman leg.; NHRS, NHRS-HEVA000003844. Host plants Salix spp. Genetics COI Based on 7 specimens, maximum within-species distance is 0.31% and the nearest neighbour, diverging by a minimum of 0.46%, is Euura anthracina. Nuclear Based on 5 specimens, maximum within-species distance is 0.17% (0.23% based on haplotypes of individual females). The nearest neighbour, diverging by a minimum of 2.03%, is Euura anthracina. Distribution and material examined Palaearctic. Specimens studied are from Finland, Norway, and Sweden.