There are three species in the genus Monoctenia, smerintharia, falernaria, and one undescribed species, MOV Monoctenia sp (1). They are large attractive moths, the larvae of which feed on eucalypt foliage.
The Dark Leaf Moth, Monoctenia smerintharia, female.
Male, the antennae are unipectinate or one sided in this genus.
The Patched Leaf Moth, Monoctenia falernaria, female.
Monoctenia (sp) 1 male.
To be continued,
Click to enlarge.
Reference and further reading, Moths of Victoria Volume 4.