Trioza remota Foerster, 1848

on Quercus

Trioza remota: pit galls on Quercus robur

Quercus robur, Hungary, Budapest, Hűvösvölgy © László Érsek

Trioza remota: pit galls on Quercus robur

underside

Trioza remota: young larvae

young larvae in their pits

Trioza remota: young larva

young larva

Trioza remota gall

Quercus robur, Reusel, upperside

Trioza remota gall

underside

Trioza remota: young larvae

Quercus robur, Beuningen; underside of a leaf, with four young larvae, each in its own depression

Trioza remota larva

Quercus rubra, Reusel: a young larva, strongly magnified

Trioza remota larva

Quercus petraea, Zelhem: older larva

Trioza remota larva

Quercus robur, Hoenderloo, Hoge Veluwe: old larva

Trioza remota

Quercus robur, Tilburg, de Kaaistoep: parasitised larva

gall

Oviposition on May. De larvae live in shallow pits at the underside of oak leaves. The final moult is around September. The adults remain on the host plant for about one month, then migrate to conifers for the hibernation.

hostplants

Fagaceae, monophagous

Quercus macranthera, petraea, pubescens, robur, rubra.

references

Alford (2012a), Baugnée, Burckhardt & Fassotte (2002a), Beguinot (2000b, 2001c, 2002a,d,e,g, 2003a, 2005a, 2006a,c, 2007b, 2012a), Bellmann (2012a), Buhr (1965a), Burckhardt (1983a, 2002a, 2008a), Conci, Rapisarda & Tamanini (1996a), Coulianos & Holmåsen (1991a), Dauphin & Aniotsbehere (1997a), Ecott (2012a), Hellrigl (2004a), Hodkinson & White (1979a), Houard (1976a), Koops (2013a), Lambinon, Carbonnelle & Claerebout (2015a), Lambinon & Schneider (2004a), Lauterer & Dorow (2010a), Lehmann & Hannover (2016a), Malenkovský & Lauterer (2012a), O’Connor & Malumphy (2011a), Önuçar & Ulu (1991a), Ossiannilsson (1992a), Rapisarda (1994a), Redfern & Shirley (2011a), Ripka & Csóka (2016a), Roskam (2009a), Schneider (2016a), Seljak (2006a), Tomasi (2014a), White & Hodkinson (1982a), Williams (2010a).

mod 3.vi.2018