Teldenia apata is a moth in the Drepanidae family. It was described by Wilkinson in 1967. It is found in New Ireland, New Britain, Rook Island and New Hanover. The length of the forewings is 11.5-12.5 mm for males and 12.5-13.5 mm for females. The postmedial and subterminal fasciae on both the fore- and hindwings are light brown. The terminal fascia is dark brown and reduced to dots between the veins.