A really interesting sighting thank you! I first saw Comesperma on Mt Rogers in 2014, 100m in from the northern arm of Rechner Place, Flynn. Rosie. Co-convenor of the Mt Rogers Landcare Group until recently.
Oenochroma vinaria https://inaturalist.ala.org.au/observations?place_id=6744&q=larva&quality_grade=research&taxon_id=326868 earlier instars are less marked than older ones