Euura viminalis (Linnaeus, 1758)

on Salix

Euura viminalis galls

Salix purpurea, Kekerdom

Euura viminalis gall, upperside

Salix purpurea, Amsterdamse Waterleiding- duinen; upperside of the leaf

Euura viminalis gall

underside

Euura viminalis gall

transverse section

Euura viminalis gall

tunnels have been eaten within the wall by an inquiline

Euura viminalis gall

the inner wall is lined with papillate cells; the frass grains are rust-coloured

Euura viminalis larva

larva within the gall

parasiet

Smooth gall, in shape and size like a pea, often very warty, narrowly attached to the underside of a leaf. Sometimes bivoltine.

hostplants

Salicaceae, narrowly monophagous

Salix purpurea.

synonyms

Eupontania, Pontania, viminalis.

note

Member of the Euura viminalis species group.

inquilines

as inquilines, but often also as predators, several weevils live in the galls: Melanapion mininum, Archarias crux, and A. salicivorus, as well as the chalcid Eurytoma aciculata. See also the tortricid Gypsonoma dealbana.

references

Altenhofer, Hellrigl & Mörl (2001a), Béguinot (2002e,h, 2003a, 2012a), Bellmann (2012a), Beneš (2015a), Buhr (1965a), Coulianos & Holmåsen (1991a), Dauphin & Aniotsbehere (1997a), Flügel (2016a), Haris (2009a), Hellrigl (2004b), Kollár (2011a), Kopelke (1985a), Kopelke & Amendt (2002a), Lambinon & Romain (2009a), Lambinon, Schneider & Chevin (2003a), Lehmann & Flügel (2012a), Liston (2006a), Liston, Heibo, Prous ao (2017a), Mol (2013a), Nieves Aldrey (1998a), Perović, Merdić & Perović (2006a), Pschorn-Walcher & Altenhofer (2000a), Redfern & Shirley (2011a), Roskam (2009a), Savina & Chevin (2012a), Tomasi (2003a, 2014a), Vikberg (1970a), Vikberg & Zinovjev (2006a), Zinovjev (1994a).

mod 9.ix.2017