Silver-bottom Brown
Common NameSilver-bottom Brown
Scientific NameAphantopus hyperantus
FamilyNymphalidae
SubfamilySatyrinae
Wingspan (mm)40
Wing Patternspotted
Primary Colorsorange, brown, black
HabitatMeadows, grasslands, woodland edges, hedgerows
Geographic RangeEurope, temperate Asia
Host PlantsPoa, Festuca, Brachypodium, Dactylis, Agrostis
Flight PeriodJune to August
Flight Stylefluttering
Conservation Statusleast-concern
Lifecycle NotesEggs are laid singly on grass blades. Larvae are green or brown, overwinter as small caterpillars, and feed on various grasses. Pupation occurs in a loose cocoon on the ground.
Identification TipsLook for its characteristic dark brown to orange-brown wings with distinct black eyespots, often ringed with pale yellow, on both upper and under sides. The underside of the hindwing often appears silvery with more numerous eyespots. It typically has a low, fluttering flight.
Description
A medium-sized butterfly with dark brown to orange-brown wings, featuring prominent black eyespots (ocelli) often ringed with yellow, especially on the underside. The underside of the hindwings can have a silvery sheen.
