Stigmella tristis (Wocke, 1862)
Lepidoptera, Neopticulidae
mine
Oviposition at the upperside of the leaf; egg large, yellowish brown. The mine is a short, somewhat tortuous corridor that widens rather strongly. Frass brown, in a moderately wide, interrupted, diffuse band.
hostplants
Betulaceae, monophagous
Betula nana.
phenology
Mining larvae in end-June, early August.
distribution within Europe
Lapland.
larva
Yellowish green; described by Gustafsson & van Nieukerken (1990a).
references
Bengtsson (2008a), Gustafsson (1985a), Gustafsson & van Nieukerken (1990a), Hering (1927a, 1957a), Johansson (1971a), van Nieukerken (1986a), Schütze (1931a), Skala (1939a).
17/11/2014