Caliroa annulipes (Klug, 1816)

oak slug sawfly

on woody plants

Caliroa annulipes: larvae on Tilia platyphyllos

Tilia platyphyllos, Belgium, prov. Limbourg, Bree, de Luysen, Mariahof, 13.ix.2016 © Carina Van Steenwinkel

Caliroa annulipes: larva

larva; it is just visible how the anterior pair of legs is pale, while to second and third pairs are dark.


Typical slug sawfly larvae at the undersides of the leaves, causing conspicuous window feeding. On oak, poplar, and Rosaceae also other Caliroa species may occur, but in other cases this polyphagous species is unmistakable.

host plants

Betula pubescens; Corylus avellana; Crataegus; Fagus sylvatica; Quercus petraea, robur;Salix caprea, cinerea; Tilia platyphyllos; Vaccinium myrtillus, uliginosum, vitis-idaea.

Sometimes in masses on street limes.

distribution within Europe

(PESI, 2018).


The Ecology of Commanster (2019), Pschorn-Walcher & Altenhofer (2000a), Pschorn-Walcher & Altenhofer (2000a).

mod 20.i.2019