Fraus fusca has many records from ACT and southern tablelands. Fraus crocea is more from the coast and nearby mountains. Fraus fusca is rich brown in colour (photo 2 has natural colours, the others are overlaid pinkish) with a solid discal spot (photos three and four. Fraus crocea is usually more reddish brown and with a light centre to the discal spot.
Hi Christine, Just to let you know that I added a copy of one of your photos from this sighting to our webpage http://lepidoptera.butterflyhouse.com.au/hepi/fusca.html Hope you approve?, Don