Cerodontha spinata (Groschke, 1954)
Upper-surface corridor that ends in the leaf sheath. At least twice the corridors reverses its direction. Frass in one big lump. Puparium inside the mine, generally in the leaf sheath, close to the frass mass.
Carex pilosa, sylvatica
C. sylvatica is the main hostplant.
Larvae from March-June (Nowakowski, 1973a).
Not known from the Benelux countries (Fauna Europaea, 2007).
distribution within Europe
UK, Germany, Poland, Czechia, Austria (Fauna Europaea, 2007).
Like is a common ruke in the genus Cerodontha, the larval thorax has both ventrally and dorsally, sometimes paired, protuberances. In this species the paired projections of the pronotum in the pupal stage penetrate the wall of the puparium as two conspicuous spines.
Member of the subgenus Dizygomyza (Nowakowski, 1973a).
Beiger (1970a), Černý (2013a), Černý & Merz (2007a), Gibbs (2002a, 2004a), Groschke (1954a), Hering (1955a, 1957a), Nowakowski (1973a), Papp & Černý (2016a), von Tschirnhaus (1999a).