Myrtartona rufiventris

Myrtartona rufiventris is a species of moth in the family Zygaenidae. It is found in Western Australia, South Australia and Victoria.

The length of the forewings is 9 - 10.5 mm for males and 7.5 - 8.5 mm for females. The forewings are blackish brown with scattered whitish scales. The hindwings are elliptical, dark grey-brown, but paler proximally.

Adults have been reported exhibiting thanatosis when disturbed.

The larvae feed on Melaleuca lanceolata.