Elachista biatomella (Stainton, 1848)
two-dotted dwarf
mine
Oviposition in a leaf axil. From there ascends a narrow corridor with a thin frass line. When the mine is 2-3 cm long the direction reverses. The result is an elongate, whitish, lightly inflated blotch with dispersed frass. Pupation external.
host plants
Cyperaceae, narrowly monophagous
Carex acuta subsp. prolixa, flacca.
phenology
Larvae in June – July and again, hibernating in the mine, September – April (Bland, 1996a; Traugott-Olsen & Nielsen, 1977a).
BENELUX
BE recorded (Phegea, 2010).
NE recorded (Kuchlein & de Vos, 1999a; Microlepidoptera.nl, 2010).
LUX not recorded (Fauna Europaea, 2010).
distribution within Europe
From Sweden to the Iberian peninsula, Sardinia, and Italy, and from Britain to the Ukraine (Fauna Europaea, 2010).
larva
Described by Steuer (1980a). The larva is yellowish with a dark brown head and a light brown prothoracic plate.
references
Barton (2015a), Bland (1996a), Bidzilya, Budashkin & Zhakov (2016a) Ukraine, Huisman, Koster, van Nieukerken & Ulenberg (2001a), Klimesch (1942a), Kuchlein & Donner (1993a), Kuchlein & de Vos (1999a), Z Laštůvka, A Laštůvka, Liška, Marek, Skyva & Vávra (1992a), Parenti & Varalda (1994a), De Prins (1998a), Robbins (1991a), Schütze (1931a), Sønderup (1949a), Steuer (1980a), Szőcs (1977a), Traugott-Olsen & Nielsen (1977a), Wegner (2010a), Wörz (1957a).