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