Tisiphone helena, the Helena brown or northern sword-grass brown, is a nymphalid butterfly. It is endemic to tropical northern Queensland.
The wingspan is about 60 mm.
The larvae feed on Gahnia species, including Gahnia sieberiana.
External links Australian Caterpillars "Tisiphone Hübner, " at Markku Savela's Lepidoptera and Some Other Life Forms