Hindwing with indications of a curved discal series of spots darker than the ground colour, often altogether invisible.

Hindwing with an obscure blackish spot at the end of the cell and a discal series, all of them very indistinct in many examples.

Hindwing usually much darker grey, sometimes blue-grey, a small hlack dot at the end of the cell, in some examples a complete discal irregular series of black spots, but very variable in its prominence, and in many examples no better indicated than it is in the male; head and body above concolorous with the wings; palpi and body below concolorous with the hindwing.The eggs are laid on the upper surface of young leaves.

The adults are quick flyers, maintaining a height relatively close to ground, generally under large trees, often resting under the leaves.

They also occur throughout the Maritime Southeast Asia to the Philippines and down to Papua New Guinea and the surrounding islands, and northeastern Australia.

[8] Tagiades japetus contains several subspecies including the ones listed below with their common names and areas of distribution:[7][1]