The Moths of Victoria authors (Part 9) have provided notes distinguishing this undescribed 'Proteuxoa sp.(17)' as having 'broader dark brown forewings than P, microspila, contrasting white'hair-pin' reniform marks and a white orbicular spot joined by a (distinctive) black triangular mark'.
Proteuxoa sp. (17) (MoV, Part 9) is listed in the following regions:
Places
Tathra, NSW