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White-spotted tussock moth

Scientific Name
Orgyia thyellina
Scientific Author
Butler
Taxonomy
(Lepidoptera: Lymantriidae)

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Diagnostic Notes

Adult female about 40mm wingspan, forewing colour is dirty white with distinctive wavy brown and black markings; the hindwing is mainly white with some black scales along the margins. Male about 25mm wing span, fore wings brown with wavy, mottled pattern while hindwings almost uniform brown. (See images)

 

Larvae grow to about 30mm long and the body has distinct tufted hairs. At first the larvae skeletonize the leaves, but soon they devour all but the main vein and petiole.

Note that some females have vestigial wings.

More Information
Author
Walker, K.
Created
04/11/2005 11:13 AEST
Last Updated
21/10/2011 09:31 AEST
Citation
Walker, K. (2005) White-spotted tussock moth (Orgyia thyellina) Updated on 10/21/2011 9:31:43 AM Available online: PaDIL - http://www.padil.gov.au.
Image Use
Free for use under the Creative Commons Attribution 3.0 Australia License

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