Fenusella glaucopis (Konow, 1907)
Populus tremula, Belgium, prov. Antwerp, Balen, Griesbroek, 4.v.2020 © Carina Van Steenwinkel
same mine, lighted from behind
Populus tremula, Belgim, prov. Namur, Couvin, Frasnes-lez-Couvin, RN Tienne du Lion, 25.v.2016 © Stéphane Claerebout
the mine begins with a short gallery along the leaf margoin
the larva in its mine
Populus canescens, Nieuwendam; identification provisional
Transparant blotch, starting at the leaf margin, quickly turning brown. Frass in scattered grains. Pupation outside the mine.
Populus alba, x canescens, nigra, tremula.
According to Liston & Späth (2004a) only records from P. tremula are trustworthy.
Larvae in May (Altenhofer, 1980b).
BE recorded (Fauna Europaea, 2008).
NE Not in van Ooststroom’s (1976a) checklist of Dutch sawflies; occupied mines have been found in Nieuwendam that may belong to this species.
LUX not recorded (Fauna Europaea, 2008).
distribution within Europe
From Sweden ad Finland to the Pyrenees, Italy and Slovenia, and from Britain to well into Russia (Fauna Europaea, 2008).
Pigmentation of the ventral region around the anal prolegs of the larva of Fenusella glaucopis (left) and F. hortulana (right); after Altenhofer (1980a).
The pigmentation in front of the anal prolegs is weak and restricted.
Fenusa, Messa glaucopis.
Altenhofer (1980a,b, 2003a), Balázs & Haris (2019a), Blank ao (1998a), Chevin (1987a, 1998a), Hering (1957a), Lengesova (2008a), Liston (1995b), Liston & Späth (2004a), Maček (1999a, 2012c), van Ooststroom (1976a), Pieronek (1962a), Pschorn-Walcher & Altenhofer (2000a), Robbins (1991a), Taeger, Blank & Liston (2006a), Taeger ao (1998a), Viramo (1969a), Zoerner (1969a).