About Tisiphone helena Olliff, 1888
Tisiphone helena (Olliff, 1888), commonly known as the Helena brown or northern sword-grass brown, is a species of nymphalid butterfly. This species is endemic to tropical northern Queensland. Adults have a wingspan of approximately 60 millimetres. The larvae of Tisiphone helena feed on plants from the Gahnia genus, including Gahnia sieberiana.