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.