Elachista utonella Frey, 1856

Kaila, Lauri, 2019, An annotated catalogue of Elachistinae of the World (Lepidoptera: Gelechioidea: Elachistidae), Zootaxa 4632 (1), pp. 1-231 : 136

Elachista utonella Frey, 1856

Elachista utonella Frey, 1856: 300 . Type locality: Switzerland, Zürich, Uetliberges ( Frey 1856: 301). Neotype ♂ designated by Traugott-Olsen (1974: 262), in NHMUK.

Elachista caricis Stainton, 1859: 155 . Type locality: England, Ranworth. Syntypes not stated. Synonymy with E. paludum stated at least by Wocke (1876: 327).

Elachista paludum Frey, 1859: 283 . Type locality: England, Norfolk, Ranworth Broad near Norwich ( Frey 1859: 300). Lectotype ♂ designated by Traugott-Olsen (1974: 263), in NHMUK. Synonymized by Traugott-Olsen (1974: 262).

Elachista palustrella Morris, 1870: 225 , pl. 129, fig. 11. Type locality: [ England], Ranworth, Fens. Undefined number of syntypes, auctioned, traces lost. Synonymized by Bradley (1972: 17).

Elachista carinisella Morris, 1870: 225 . Type locality: [ England], Ranworth, Beccles. Holotype in Coll. R.S. Edleston, inherited by his son ( Horn & Kahle 1935); current depository unknown. Synonymized by Bradley (1972: 17).

Biselachista utonella: Traugott-Olsen & Nielsen (1977: 266) .

Subgenus: Elachista ; tetragonella species group.

Distribution: Palearctic. Austria, China, Croatia, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Ireland, Italy, Japan, Latvia, Lithuania, Poland, Russia (European part, Siberia, E. Russia), Norway, Slovakia, Slovenia, Spain, Sweden, Switzerland, U.K. ( England, Scotland, Wales), Ukraine.

Larval host plant(s): Juncus gerardii Loisel (Juncaceae) , Carex acutiformis Ehrh. , C. brizoides L., C. distans L., C. disticha Hudson , C. echinata Murray , C. elata All. , C. flacca Schreber , C. hirta L., C. muricata L., C. paniculata L., C. remota L., C. riparia Curtis , C. spicata Hudson , C. vesicaria L., Scirpus sylvaticus L. ( Cyperaceae ) (e.g., Hauder 1917; Lhomme 1951; Wörz 1957; Szöcs 1977; Buszko 1990b; Emmet & Heath 1991; Parenti & Varalda 1994).

Figs.: Traugott-Olsen & Nielsen (1977), Biesenbaum (1995), Bland (1996), Parenti & Pizzolato (2015b).