Elachista freyerella (Hübner, 1825)

broken-barred dwarf

mine

Long, flat, whitish, relatively broad corridor descending from the leaf tip. Frass irregularly scattered. The larva may make several mines during its lifetime. Pupation outside the mine.

hostplants

Poaceae, widely oligophagous

Agrostis; Bromus; Dactylis; Festuca glauca, rubra; Holcus; Ochlopoa annua; Poa badensis, compressa, nemoralis, pratensis, trivialis; Rostraria cristata; Schedonorus arundinaceus; Trisetum fuscum; Triticum.

Preference for Poa species (Hering, 1957a; Traugott-Olsen & Nielsen, 1977a). Once bred from an unidentified Carex (Robbins, 1991a).

phenology

Larvae from March to May, June (Traugott-Olsen & Nielsen, 1977a)

BENELUX

BE recorded (Phegea, 2009).

NE (Kuchlein & de Vos, 1999a; Microlepidoptera.nl, 2009).

LUX not recorded (Fauna Europaea, 2009).

distribution within Europe

All of Europe, except the Balkan Peninsula (Fauna Europaea, 2009).

larva

Yellowish grey, head and protharal shield black; prothoracal shield divided.

pupa

Described by Patočka (1997a), Patočka & Turčáni (2005a).

synonyms

Cosmiotes freyerella; Elachista nigrella (Hübner, 1805); Cosmiotes aridella Heinemann, 1854, Elachista nigrella aridella.

references

Baran, Mazurkiewicz & Pałka (2007a), Bidzilya, Budashkin & Zhakov (2016a), Biesenbaum (2010b), Bland (1996a), Buszko & Baraniak (1989b), Corley, Maravalhas & Passos de Carvalho (2006a), Hering (1957a), Kozlov & Kullberg (2006a), Leutsch (2011a), Parenti & Varalda (1994a), Patočka (1997a), Patočka & Turčáni (2005a), Robbins (1991a), Schütze (1931a), Sønderup (1949a), Sruoga & Ivinskis (2005a, 2011a), Szőcs (1977a, 1981a), Traugott-Olsen & Nielsen (1977a).

16/01/2017

mod 13.ii.2018