Aporia agathon bifurcata Tytler,1939
The Great Blackvein – ผีเสื้อเส้นปีกดำใหญ่
Jigme Dorji National Park (Bhutan) 17 May 2017
The presence of this species in Thailand is strongly dubious. The first and only find is from Godfrey in Khemarat (Ubon Ratchatani) in 1932.