Elachista exactella (Herrich-Schäffer, 1855)

Poeciloptilia exactella Herrich-Schäffer, 1855: 300, 304. Type locality: Austria, Regensburg. Lectotype in ZMHB, designated by Traugott-Olsen & Nielsen (1977: 274).

Elachista exactella: Frey (1856: 234) .

Poeciloptilia parvulella Herrich-Schäffer, 1855: 300, 304. Type locality: [Austria]. Synonymized by Frey (1859: 234).

Cosmiotes exactella: Bradley & Pelham-Clinton (1967: 41) .

Subgenus: Elachista; freyerella species group.

Distribution: Palearctic. Austria, Czech Republic, Denmark, Estonia, Finland, France, Germany, Italy, Latvia, Lithuania, Netherlands, Poland, Portugal, Russia (European parts, Caucasus, Transbaikalia, E. Russia), Slovakia, Spain, Sweden, Switzerland, Ukraine.

Larval host plant(s): Deschampsia flexuosa (L.) Trin. ( Poaceae) (Traugott-Olsen & Nielsen 1977).

Figs.: Traugott-Olsen & Nielsen (1977), Biesenbaum (1995), Parenti & Varalda (2003).