Lifecycle
Flies in Sikkim in April and May and later in Manipur from May to July. Probably have two broods. The larvae feed on Magnolia campbellii (Magnoliaceae).
Eggs: Smooth, spherical, pale purplish red. Laid on underside of leaves.
Larva: Spindle shaped, green larva with broad heads and tapering tails. The larva has minute spines on the head and hair-like long spines on the segments.
Pupa: Resembles that of Graphium species. It has a smooth head and prominent dorsal horn. It has a green mesothorax and broad yellow dorsal zones on the abdomen.
Read more about this topic: Teinopalpus Imperialis