
Fribourg, Switzerland, May 2020

Asturias Mts, Spain, July 2011
Females are more heavily marked than males and show a hint of a brassy sheen when fresh.
Field notes and information
A butterfly of damp meadows across much of Europe.
Identification & Similar species: Very similar to the larger marbled fritillary, B. daphne. Separated by the coloration of the square patch on the underside hindwing, just beyond the cell. This is a solid yellow block in the current species, partly filled pinkish in B. daphne.
Distribution & Flight: From north Spain into southeast, east and north Europe. Absent from the UK and parts of Scandinavia. Single brooded from June to August.
Habitat & Behaviour: Lush damp meadows and bogs.

Fribourg, Switzerland, May 2020

Vaud, Switzerland, June 2018

Vaud, Switzerland, July 2004
ino- rectangular area uniform clear pale yellow

daphne- rectangular area heavily shaded orange-pink to outer side.



Vaud, Switzerland, June 2022


N Sweden, July 2010

Fribourg, Switzerland, June 2021

Cluj, Romania, May 2009

SE Serbia, June 2012



Asturias Mts, Spain, July 2011



Fribourg, Switzerland, June 2022


Fribourg, Switzerland, June 2018


Grisons, Switzerland, July 2013