Megalopyge ovata is a moth of the Megalopygidae family.

It is found in Brazil.

The wings are rather diaphanous brownish grey, the forewings with a darker basal shade and a median transverse dentate and irregular brown line outwardly edged with white, which is more distinct on the inner half of the wing.

There is a small subapical dark brown spot.

This article relating to the superfamily Zygaenoidea is a stub.