Elachista diederichsiella E Hering, 1889

Lepidoptera, Elachistidae

mine

The mine descends from just below the leaf tip. It begins as a narrow corridor, that widens abruptly into a broad, withish, strongly inflated Phyllonorycter – like blotch that is visible at both sides of the leaf. The entire mine is 2-3 cm long. Often 2-4 larvae in a mine. Frass irregularly distributed in the entire mine. Pupation external.

hostplants

Poaceae, oligophagous

Holcus mollis; Milium effusum.

Milium seems to be the most important hostplant (according to Hering even the only one).

phenology

Larve in April – May (Traugott-Olsen & Nielsen, 1977a).

BENELUX

Not known from the Benelux countries (Fauna Europaea, 2010).

distribution within Europe

From Fennoscandia and North Russia to the Pyrenees, Alps and Carapathians, and from France to Central Russia (Fauna Europaea, 2010).

larva

Body dirty yellowish green, posteriorly more yellowish; head and prothoracic plate dark brown.

pupa

Shining yellowish brown, longitudinal ridges greyish; see Patočka (1999a), Patočka & Turčáni (2005a), for a description.

references

Buhr (1935b), Buszko (1990a), Hering (1957a), Kaila, Nupponen, Junnilainen, Nupponen, Kaitila & Olschwang (2003a), Kozlov & Kullberg (2006a), Parenti & Varalda (1994a), Patočka (1999a), Patočka & Turčáni (2005a), Sønderup (1949a), Sruoga & Ivinskis (2005a) , Traugott-Olsen & Nielsen (1977a).

14/01/2017

mod 28.vi.2017