Mad Giant Swallowtail Pharmacophagus_antenor

''Pharmacophagus antenor'', the Madagascar giant swallowtail, is a butterfly from the family Papilionidae. As the common name implies, it is large and endemic to Madagascar. It is the only species in the genus ''Pharmacophagus''.

The larvae feed on ''Aristolochia acuminata'' and ''Quisqualis grandidieri''.