Eretmocera xanthonota is a moth of the family Scythrididae.

It was described by Edward Meyrick in 1910.

The forewings are very deep purple with four ochreous-yellow or orange spots, the first on the dorsum at one-fourth of the wing small, the others moderately large, roundish, in the disc at two-fifths, on the tornus, and on the costa at four-fifths respectively.

The hindwings are dark purple-fuscous.

This article on a moth of the family Scythrididae is a stub.