Argynnis aglaja Wingspan: Male 72mm, female 76mm
If you see a large fast-flying fritillary on open grassland in Wiltshire it will almost certainly be a Dark Green. If it settles nearby check for large silver spots on the underside of the hindwing.
June to mid/late August.
Larval Food plants
Common Dog-violet (Viola riviniana)
Hairy Violet (Viola hirta)
Marsh Violet (Viola palustris)
Open chalk grassland, occasionally in open woodland.
Frequent/common, locally widespread.
Earliest county record 24th May 1987
Latest county record
2nd September 2000