It is found in India (Travancore, Nilgiris) and Sri Lanka.

[1] Male Pangora erosa possess crimson palpi (segmented appendages near the mouth) with a black third joint.

The head is typically whitish with a black spot on the vertex.

Its collar and tegulae (small hardened components in the wings) are white, with pairs of black spots, while its thorax is typically brown with white stripes near the tegulae.

Larvae are dark brown clothed, with a dense tuft of blackish hair.