Scientific Name : Princeps nephelus (Wd.)
Family : PAPILIONIDAE
Wingspan : 115 - 130 mm
Colour : Upperwings black with sprinkling of yellowish-brown scales on the fore wing with a large yellowish white discal patch on the hind wing.
Habit : Generally found in dense jungles, visit various species of flowers. Flight is slow but when disturbed might fly fast. They sit and bask with its wings widely open.
Larval Host Plants : Toddalia asiatica, Zanthoxylum ovalifolium , Zanthoxylum ailanthoides, Citrus sp.
Location : North Bengal