Stenoptilia graphodactyla (Treitschke, 1833)
mine
Larva among some strongly folded spun leaves.
host plants
Gentianaceae, monophagous
Gentiana asclepiadea.
Only host plant (Schmid)
phenology
Hering (1957a) writes of two generations, with living larvae in autumn and in June, but according to Gielis (1996a) moths fly only in July and August, which implies a single generation.
BENELUX
BE recorded (Phegea, 2011).
NE not recorded (Fauna Europaea, 2011).
LUX not recorded (Fauna Europaea, 2011).
distribution within Europe
From Germany and Poland to the Iberian Peninsula, Italy, and Bulgaria (Fauna Europaea, 2011).
larva
Older larvae pale green with a dark dorsal line and the other length lines whitish. Also see Schmid.
synonyms
Stenoptilia graphodactylus.
references
Bigot, Nel & Picard (2009a), Bigot & Picard (2008a), Gielis (1996a), Hering (1957a), Schmid (2019a), Schütze (1931a), Szőcs (1977a).