Papilio prexaspes andamanicus

Rothschild 1908 - The Lesser Helen

This species was found by Masashi Maruyama at the base of Hin Lad Waterfall on Samui back in 1987. I have not seen it since my arrival in 2007, though that may be due to its superficial likeness to the common Papilio helenus.

Flight Period



80 - 95mm.

Early Stages

Not fully known.

Larval Foodplant

Micromelium minutum (Rutaceae)


Peninsular Thailand and the Andaman Islands. Another subspecies can be found in the very south of Peninsular Thailand, West Malaysia and Singapore.