Elachista pigerella (Herrich-Schäffer, 1854)
mine
Very narrow corridor, completely filled with frass, descending from a few cm below the tip down to the leaf base, from there continuing in the leaf to the inside. The full grown larvae were found in the completely hollowed out base of the stem; the culm had withered.
host plants
Cyperaceae, narrowly monophagous
Carex flacca.
phenology
Larvae about April – June.
BENELUX
Not known from the Benelux countries (Fauna Europaea, 2010).
distribution within Europe
From Germany to the Iberian Peninsula, Sardinia, and Italy; moreover in Central Russia and Cyprus (Fauna Europaea, 2010).
larva
Very slender, with brownish black head; yellow in the young larva, bone-coloured later. Pronotum, prosternum and anal plate with light brown sclerites.
pupa
Naked, attached with a girdle to the leaf.
synonyms
Atachia pigerella.
references
Corley, Marabuto, Maravalhas ao (2008a), Parenti & Varalda (1994a), Steuer (1973a), Žemlička (2011a).