Teldenia obsoleta is a moth in the family Drepanidae.

[1] It is found in Burma, Indonesia (Timor, Sulawesi, Bali) and the Philippines.

The forewings are white with a pale ochreous waved line formed of small lunules near the hindmargin.

There are faint traces of ochreous lunules indicating an exterior line below the costa and in the middle.

This article on a moth of the subfamily Drepaninae is a stub.