Horsfield's Baron
Common NameHorsfield's Baron
Scientific NameTanaecia horsfieldii
FamilyNymphalidae
SubfamilyLimenitidinae
Wingspan (mm)70
Primary Colorsblack, blue
HabitatLowland and hill forests, forest edges
Geographic RangePeninsular Malaysia, Singapore, Sumatra, Borneo, Java
Host PlantsFicus fistulosa, Ficus grossularioides
Flight PeriodYear-round
Flight Stylegliding
Conservation Statusleast-concern
Lifecycle NotesEggs are laid singly on the host plant leaves. Larvae are typically green and camouflaged, while pupae are suspended by the cremaster.
Identification TipsKey identification features include the broad, brilliant iridescent blue band contrasting with the dark upperwings. The underside is typically duller brown with similar banding.
Description
A medium-sized butterfly with dark brown to black upperwings, featuring a prominent iridescent blue band across the hindwings and outer forewings.
