Plant Parasites of Europe

leafminers, galls and fungi

Stemonocera cornuta

Stemonocera cornuta (Scopoli, 1772)

Stemonocera cornuta: mine on Eupatorium cannabinum

Eupatorium cannabinum, Belgium, prov. Namur, Jemelle; © Jean-Yves Baugnée

Stemonocera cornuta: mine on Eupatorium cannabinum

Eupatorium cannabinum, Belgium, prov. Namur, Dinant,Parc National de Furfooz © Carina Van Steenwinkel

Stemonocera cornuta: mine on Eupatorium cannabinum

larva in the mine

Stemonocera cornuta: mine on Eupatorium cannabinum

Eupatorium cannabinum, Germany ((Baden-Württemberg), Baden-Weiler

same mine, detail

mine

The mine mine begins as a long, hairlike corridor. The last part of it runs perpendicular to a leaf segment. The part of the leaf that thereby is cut off wilts, and here a large blotch is made. Frass scattered in the mine. Mine practically full-depth, yellowish green to reddish brown, with conspicuous secondary feeding lines. Pupation outside the mine. See also Seidel (1926a) for an extensive description of the mine.

hostplants

Asteraceae, oligophagous

Adenostyles alliariae, alpina; Eupatorium cannabinum; Jacobaea vulgaris; Petasites hybridus; Senecio nemorensis & subsp. jacquinianus, ovatus; Tussilago farfara.

phenology

Larven in August-October (Hering, 1957a).

BENELUX

BE recorded (Baugnée, 2009a).

NE Kabos & van Aartsen (1984a) supposed the species to be native in the Netherlands, but this has been refuted (Smit & van Aartsen, 2001a).

LUX not recorded (Fauna Europaea, 2008).

distribution within Europe

From Germany and Poland to Italy; also Britain and Russia (Fauna Europaea, 2008).

synonyms

Cerajocera, Trypeta, Vidalia cornuta.

references

Baugnée (2006a, 2009a), Beiger (1960a, 1965a, 1970a, 1980a), Buhr (1933a, 1941b, 1964a), Hering (1924b, 1937b, 1957a), Huber (1969a), Kabos & van Aartsen (1984a), Leclercq & De Bruyn (1991a), Maček (1999a), Merz & Kofler (2008a), Robbins (1991a, 2007a), Seidel (1926a, 1957a), Skala (1951a), Skala & Zavřel (1945a), Smit (2010a), Smit & van Aartsen (2001a), Sønderup (1949a), Starý (1930a), White (1988a).

28/01/20176

Last modified 22.xi.2017