Elachista triseriatella Stainton, 1854

Elachista triseriatella Stainton, 1854: 261 . Type locality: England, St. Vincent’s Rocks, Durdham Downs, near Bristol. Type (likely holotype) ♂, in NHMUK.

Elachista contisella Chrétien, 1922: 121 . Type locality: France (not stated more precisely in original description). According to Parenti (1972: 32), France, Landes, Contis. Holotype ♂, in MNHN. Synonymized by Kaila (2015b: 340).

Elachista lerauti Traugott-Olsen, 1992: 252 . Type locality: France, Milly-La-Forêt (Traugott-Olsen 1992: 252). Holotype in MNHN. Synonymized by Kaila (2015b: 340).

Elachista gregori Traugott-Olsen, 1988: 297 . Type locality: Austria, Hainburg Berge (Traugott-Olsen 1988: 299). Holotype ♂, in SMNK. Synonymized by Kaila (2015b: 340).

Poeciloptilia triseriatella: Herrich-Schäffer (1855: 313) .

Subgenus: Aphelosetia; dispilella species group.

Distribution: Palearctic. Austria, Czech Republic, Denmark, France, Germany, Hungary, Latvia, Lithuania, Poland, Slovakia, Spain, Switzerland, U.K. (England, Scotland, Wales).

Larval host plant(s): Host plant records in literature are uncertain due to the taxonomic confusion between E. triseriatella and many other species.

Figs.: Traugott-Olsen (1988), Bland (1996); Kaila (2015b).