Caliroa annulipes (Klug, 1816)
oak slug sawfly
on woody plants
Tilia platyphyllos, Belgium, prov. Limbourg, Bree, de Luysen, Mariahof, 13.ix.2016 © Carina Van Steenwinkel
larva; it is just visible how the anterior pair of legs is pale, while to second and third pairs are dark.
parasite
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
references
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).