Voliba pycnosticta is a moth in the family Crambidae.

It is found in Australia, where it has been recorded from Queensland.

The forewings are whitish, with fuscous, suffused markings.

There is a basal patch and a transverse fascia and another in the middle, dilated on the costa.

There is a spot on the costa, giving rise to a dentate line to the tornus and some fuscous suffusion on the termen.