Contarinia fagi Rübsaamen, 1921

on Fagus

gall

The yellowish white, jumping larvae live in the breaking buds. The young leaves become totally disfigured and the shoot may die off, initiating the development of new lateral shoots. Buds may also fail to break, and dry out. Multivoltine, pupation and hibernation in the soil.

hostplants

Fagaceae

Fagus sylvatica.

larva

spatula with papillae (from Möhn, 1955a)

notes

Harmful in nurseries. Especially numerous in cut hedges, because regularly new opening buds become available.

inquilines

Macrolabis fagicola.

references

Barnes (1951a), Buhr (1964b), Dauphin & Aniotsbehere (1997a), Gagné (2010a), de Goffau & Nijveldt (2005a), Möhn (1955a), Redfern &a Shirley (2011a), Roskam & Carbonnelle (2015a), Simova-Tošić, Skuhravá & Skuhravý (2004a), Skrzypczyńska (2007a), Skuhravá & Skuhravý (1988a, 1992b, 1997a, 1999a,b, 2005c, 2010a), Skuhravá, Skuhravý, Dauphin & Coutin (2005a), Skuhravá, Skuhravý, Dončev & Dimitrova (1991a, 1992a), Skuhravá, Skuhravý & Jørgensen (2006a), Skuhravá, Skuhravý & Meyer (2014a), Skuhravá, Skuhravý & Neacsu (1972a), Skuhravá, Skuhravý, Skrzypczyńska & Szadziewski (2008a).