Elachista pomerana Frey, 1870

fen dwarf

mine

The mine begins near the leaf tip and descends towards the base. The mine occupies the entire width of the blade. Frass initially scattered, later in an irregular central line. Fully developed mine c. 8 cm long. Probably the larva is capable of leaving its mine and restarting in another leaf. Pupation external.

hostplants

Poaceae, oligophagous

Avena fatua; Calamagrostis epigeios; Glyceria fluitans; Phalaroides arundinacea; Poa pratensis.

phenology

Larvae in April and June, possibly also in August (Bland, 1996a; Traugott-Olsen & Nielsen, 1977a).

BENELUX

BE not recorded (Fauna Europaea, 2009).

NE recorded (Huisman & Koster, 1998a; Microlepidoptera.nl, 2009).

LUX not recorded (Fauna Europaea, 2009).

distribution within Europe

From Fennoscandia to the Alps, and from Britain to Romania (Fauna Europaea, 2009).

larva

Grey-green, with a faint white dorsal line; head and prothoracic plate light brown (Bland, 1996a; Traugott-Olsen & Schmidt-Nielsen, 1977a).

references

Bland (1996a), Buhr (1935b), Emmet & Langmaid (1993a), Hering (1957a), Huisman & Koster (1998a), Kozlov & Kullberg (2010a), Kuchlein & de Vos (1999a), Parenti & Varalda (1994a), Schütze (1931a), Sønderup (1949a), Sruoga & Ivinskis (2005a, 2011a), Surányi (1942a), Szőcs (1977a), Traugott-Olsen & Nielsen (1977a).

08/02/2017