Cimbex femoratus (Linnaeus, 1758)
birch sawfly, buton horn sheet wasp
on Betula
Betula spec., Belgium, prov. Limbourg, Rekem, Vallei van de Zijpbeek, 16.ix.2017 © Carina Van Steenwinkel
detail
the striking dorsal line
Betula pendula, Belgium, prov. Namur, Nismes, Tienne de Breumont, 12.vii.2008 © Stéphane Claerebout
another image
parasite
Larvae free on the plant.
host plants
Betulaceae, monophagous
Betula pendula, pubescens.
distribution within Europe
synonyms
Cimbex femorata.
references
Benson (1951a), Hoop (1983a), Lorenz & Kraus (1957a), Pesarini & Turrisi (2006a), Pschorn-Walcher & Altenhofer (2000a), Savina & Chevin (2012a), Schwarz (2000a), Taeger (1998a), Taeger, Altenhofer, Blank, ao (1998a).