Elachista nitidulella (Herrich-Schäffer, 1855)
Poeciloptilia nitidulella Herrich-Schäffer, 1855: 302, 314. Type locality: Austria, Wien, Switzerland. Identity based on a supposed syntype ♂ without locality data, in ZMHB, examined by Traugott-Olsen & Nielsen (1977: 108).
Elachista nitidulella: Stainton (1858a: 321) .
‡ Elachista nitidutella; misspelling (Frey 1866: 138).
Subgenus: Aphelosetia; dispilella species group.
Distribution: Palearctic. Austria, Belgium, Czech Republic, France, Germany, Hungary, Kyrgyzstan, Romania, Russia (European part), Slovakia, Switzerland, Ukraine.
Larval host plant(s): Festuca rupicola Heuffel (Poaceae) (Deschka 1969).
Figs.: Traugott-Olsen & Nielsen (1977), Traugott-Olsen (1990a), Biesenbaum (1995).