(Photo: copyright Cathy Young)

The adult is a silky white, with a rusty zig-zag pattern outlined in black on each forewing.

(Photo: courtesy of Ted Cadwallader)

The hindwings each bear a large irregular black subterminal patch, which is covered by the forewing when at rest. The moth has a wingspan of about 4 cms.

underside
(Photo: courtesy of Ted Cadwallader)

The species is found in Queensland, New South Wales, the south of Western Australia, South Australia, and Victoria. It is not found in Tasmania.

Further reading :

Ian F.B. Common,
Moths of Australia, Melbourne University Press, 1990, p. 365.

Peter B. McQuillan,
A review of the Australian moth genus Thalaina (Lepidoptera: Geometridae: Ennominae),
Transactions of the Royal Society of South Australia.
Volume 105, Issue 1 (1981) pp. 1-23.

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