Euura hartigi

219 Euura hartigi (Saarinen, 1950) Fig. 238 Amauronematus hartigi Saarinen, 1950a: 19–22. Amauronematus glacialis Saarinen, 1950b: 45–47. Primary homonym of Amauronematus glacialis Jakowlew, 1891 [= Euura abnormis (Holmgren, 1883)]. Syn. nov. Amauronematus arvii Vikberg, 1982: 63. Replacement name for Amauronematus glacialis Saarinen, 1950. Diagnosis Pale colouration and lancet (ventral margin apically distinctly convex) enable identification of the species. No males have been associated. Type material examined Holotype Amauronematus hartigi GERMANY – Niedersachsen • ♀; Harz, Lautenthal; 51.867° N, 10.300° E; 29 May 1837; W. Saxesen leg.; ZSM, GBIF-GISHym3677. Holotype Amauronematus glacialis FINLAND – Inari Lapland • ♀; Utsjoki, Outakoski; 69.61° N, 25.98° E; 9 Jun. 1947; A. Saarinen leg.; MZH, http://id.luomus.fi/GL.2495. Host plants Salix aurita (Schmidt 1997) and possibly some other species of Salix, because S. aurita is not present in Utsjoki (type locality of Amauronematus glacialis). Genetics COI Based on 2 specimens, maximum within-species distance is 0.46% and the nearest neighbours, diverging by a minimum of 0%, are Euura histrio, E. rufa, and E. schlueteri. Nuclear Based on 2 specimens, maximum within-species distance is 0.27% (0.42% based on haplotypes of individual females). The nearest neighbour, diverging by a minimum of 0.27%, is Euura betulae (DEIGISHym80673). Distribution and material examined Palaearctic. Specimens studied are from Finland, France, and Germany.