Epinotia demarniana (Fischer von Röslerstamm, 1840)
birch bell
on Betula
parasite
Larva from autumn till spring in the still closed catkins, that are wrapped in some silk.
host plants
Betulaceae, monophagous
Betula pendula.
References to Alnus glutinosa; Salix caprea do seem scarce and dubious.
phenology
Univoltine; hibernation as larva.
distribution within Europe
larva
Pictures on Lepiforum, see also Swatschek (1958a).
synonyms
Epiblema demarniana.
references
Bradley, Tremewan & Smith (1979a), Disqué (1905a), Hancock & Bland (2015b), Lepiforum (2020), Schütze (1931a), Swatschek (1958a).