There is a deep incision in the anterior margin.

The anterior margin is broadly rounded from both sides.

The hindwings are dark brown with a white patch on the anterior margin.

The apex is close to the anterior margin and only very little prominent.

This series of 8 to 38 holes is near the anterior margin.

The central area and anterior margin of the hindwings are translucent white.

The pseudotentacles are formed by simple folds of the anterior margin.

The maxilla does not extend below the anterior margin of the eye.

Both margins are smooth and the anterior margin is a little longer than the posterior one.

The glabella is expanded forward, reaching to the anterior margin.