Elachista contaminatella Zeller, 1847

Elachista contaminatella Zeller, 1847a: 892 . Type locality: Italia, Sicilia, Siracusa (Zeller 1847a: 892. Lectotype ♂, designated by Parenti (1977: 39), in NHMUK.

Elachista fadella Millière, 1876: 364 . Type locality: France, Cannes (Millière 1876: 364). Lectotype ♂ designated by Parenti (1977: 39), in MNHN. Synonymized by Parenti (1977: 39).

Elachista suspectella Chrétien, 1896: 192 . Type locality: Algeria, Bône (Chrétien 1896: 192). Lectotype ♂ desig- nated by Parenti (1972: 30), in MNHN. Synonymized by Parenti (1977: 39).

Aphelosetia hypoleuca Walsingham, 1908a: 968 . Type locality: Canary Islands, Tenerife, Puerto Orotava (Walsingham 1908a: 968). Lectotype ♂ designated by Parenti (1977:

Biselachista spinigera Sruoga, 1990: 79 . Type locality: Turkmenia, W. Kopet Dag (Sruoga 1990: 79). Holotype ♂, in LEU. Synonymized by Kaila et al. (2003: 86).

Biselachista arzamastsevi Lastuchin, 2009: 13 . Type locality: Russia, Astrakhan reg., Astrakhan Res. (Lastuchin 2009: 13). Holotype in ZISP. Synonymized by Bidzilya et al. (2016).

Poeciloptilia contaminatella: Herrich-Schäffer (1855: 302, 312).

Biselachista contaminatella: Traugott-Olsen & Nielsen (1977: 253) .

Subgenus: Elachista; tetragonella species group.

Distribution: Palearctic. Algeria, Austria, Bulgaria, Canary Islands, France, Greece, Hungary, Kazakhstan, Italy, Mongolia, Portugal, Russia (European part, Caucasus), Slovakia, Spain (continent, Baleares, Canary Is.), Turkmenistan, Ukraine.

Larval host plant(s): Carex distans L. ( Cyperaceae) (Parenti & Varalda 1994).

Figs.: Klimesch (1990a), Sruoga (1990) (male genitalia as B. spinigera), Parenti & Pizzolato (2015b).