Xenodiplosis laeviusculi (Rübsaamen, 1910)
on Quercus

Quercus robur, Belgium, prov. Antwerp, Mol, Heidenhuizen 25.ix.2019, parasitising on Neuroterus quercusbaccarum © Carina Van Steenwinkel

spatula

sternal papillae

anal papillae

anal papillae

Quercus robur, Belgium, prov. Antwerp, Meerhout, Keyfheide 26.ix.2019, parasitising on Neuroterus quercusbaccarum © Carina Van Steenwinkel: spattula

anal papillae
gall
inquiline of Neuroterus albipes, less often also N. quercusbaccarum: lives in the space between the dish-shaped gall and the leaf. The larvae are red to orange.
host plants
Fagaceae, monophagous
Quercus petraea, robur.
synonyms
Allodiplosis laeviusculi.
notes
The galls of Neuroterus albipennis and N. quercusbaccarum are both parasitised by the larvae of Parallediplosis galliperda and Xenodiplosis laeviusculi. The difference between the two parasites can be seen at the anal segment of the larvae.
references
Csóka (2012a), Gagné & Jaschhof (2014), O’Connor (2002a), Rübsaamen (1910d, 1911a), Skuhravá, Skuhravý & Dengler (1997a), Skuhravá, Skuhravý & Meyer (2014a).