Elachista herrichii Frey, 1859

Elachista herrichii Frey, 1859 [6 March]: 238. Type locality: Switzerland, Zürich (Frey 1859: 239). Lectotype designated by Parenti (1977: 25), in NHMUK.

Poeciloptilia obscurella Herrich-Schäffer, 1855: 300, 307. Type locality: Austria, Regensburg. Secondary homonym of Elachista obscurella Stainton, 1849: 26 .

Lita psilellivicinella Bruand, 1859 [23 March]: 663. Type locality: [Europe]. Bruand’s Elachista collection lost; identity based on Leraut (1997: 107).

Elachista reuttiana Frey, 1859 [6 March]: 251. Type locality: Switzerland, Zürich (Frey 1859: 252). Neotype designated by Parenti (1977: 26), in NHMUK. Synonymized by Parenti (1977: 26).

Elachista confluella Rössler, 1866: 380 . Type locality: Germany, Nassau (Rössler 1866: 377). Lectotype ♂ desig- nated by Parenti (1977: 26), in MWNH,. Synonymized by Parenti (1977: 26).

‡ Elachista herrichi; misspelling (Burmann 1993: 352).

Subgenus: Elachista; bifasciella species group.

Distribution: Palearctic. Armenia, Austria, Czech Republic, France, Germany, Hungary, Latvia, Poland, Russia (S. Ural, Caucasus, Sayan Mountains), Slovakia, Switzerland, Ukraine.

Larval host plant(s): Agrostis sp., Bromus pannonicus Kummer & Sendtner, Festuca arvernensis Auquier, Kerguélen & Markgr. -Dannenb., Holcus sp., Koeleria cristata Pers, K. glauca (Schrader) DC., K. macrantha (Ledeb.) Schultes (all Poaceae) (Wörz 1957; Szöcs 1973; Buszko 1990a; Parenti & Varalda 1994).

Figs.: Traugott-Olsen & Nielsen (1977), Biesenbaum (1995), Bland (1996), Kaila et al. (2008).

Remarks: The exact publication dates of E. herrichii, E. reuttiana and E. psilellivicinella are based on Leraut (1997).