Plant Parasites of Europe

leafminers, galls and fungi

Caliroa annulipes

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

Amelanchier lamarckii; Betula pendula, pubescens; Corylus avellana; Crataegus laevigata; Fagus sylvatica; Populus tremula; Prunus cerasus; Quercus cerris, palustris, petraea, robur, rubra; Rosa canina; Salix caprea, cinerea, x fragilis, pentandra, starkeana; Sorbus aucuparia; Tilia cordata, platyphyllos; Vaccinium myrtillus, oxycoccos, uliginosum, vitis-idaea.

Sometimes in masses on street limes.

distribution within Europe

(PESI, 2018).


Chevin (1974a), The Ecology of Commanster (2019), Hoop (1983a), Pschorn-Walcher & Altenhofer (2000a), Pschorn-Walcher & Altenhofer (2000a), Savina & Chevin (2012a), Schonrogge (1991a), Stritt (1952a), Taeger, Altenhofer, Blank, ao (1998a).

Last modified 24.iv.2020