N Norway, July 2022
Vaud, Switzerland, August 2019
Field notes and information
One of the largest Erebia it has chequered fringes and a pure white streak on the underside hindwing.
The English name comes from the Isle of Arran in Scotland from where it has been doubtfully reported.
Identification & Similar species: Similar to the large ringlet E. euryale with which it often flies. It shares the chequered fringes but the white markings in that species are generally diffuse and merge into the post discal band.
Distribution & Flight: From southeast France eastwards and southwards to northern Greece. Also Scandinavia (except Denmark). July/ August.
Habitat & Behaviour: Moderate altitudes. Grassy places amongst trees and forests.
N Sweden, July 2010
N Norway, July 2022
Vaud, Switzerland, August 2019
N Norway, July 2022
N Norway, July 2022
Vaud, Switzerland, August 2013
Vaud, Switzerland, August 2013
Vaud, Switzerland, August 2013
Valais, Switzerland July 2014
White pupils are missing from the eyespots and the hindwing orange is reduced.
Vaud, Switzerland, August 2019
NE Slovakia, July 2001