Euura lanatae Malaise, 1920

on Salix

gall

the catkin-buds are swollen and unusually firm. For the oviposition the wasp’s ovipositor has pierced through the base of petiole, often leaving a clear scar. Inside a single sawfly caterpillar. Often several buds of the same shoot are galled. Univoltine, hibernation in the gall.

hostplants

Salicaceae, narrowly monophagous

Salix glauca, lanata.

larva

Third abdominal segment with 3 dorsal annulets. Suranal plate without pseudocerci.

synonyms

Euura boreoalpina Kopelke, 2001 nec (Lindqvist, 1961); Euura glaucatumida Kopelke, 2014.

note

Member of the Euura amerinae species group.

references

Buhr (1965a), Kopelke (1999a), Liston, Heibo, Prous ao (2017a), Nyman, Zinovjev, Vikberg & Farrell (2006a).