(one synonym: Thallarcha fuscogrisea Rothschild, 1913)
LITHOSIINAE , ARCTIIDAE , NOCTUOIDEA
Mike & Pat Coupar,
(Photo: courtesy of Irene Coates, Warragul, Victoria)
These Caterpillars are grey and black, with orange spots on its sides, and yellow speckles on its back and underside. Also two pale yellow lines run along the back. The caterpillars have long fine hairs which project to the front, to the rear, and sideways.
The Caterpillars feed on :
They grow to a length of about 2 cms.
They form a pupa inside a sparse cocoon made of silk and larval hairs, attached to a fence, a tree, or a wall.
The adult male has black and white forewings, and plain pale yellow hindwings. The male moths have a wingspan of about 2 cms.
The adult female has a length of about 1 cm. She is wingless, and has a large grey body with pink spots. The female stays near her cocoon, and the male copulates with her there.
The species may be found over much of the southern half of Australia, including:
The eggs are smooth, white and oval, with a diameter of about 1/2 mm, and laid typically by a female in an irregular cluster of 20 to 40, on the cocoon from which she emerged.
Further reading :
Pat and Mike Coupar,
New South Wales University Press, Sydney 1992, p. 36.
Moths of Victoria - Part 2,
Tiger Moths and Allies - NOCTUOIDEA (A),
Entomological Society of Victoria, 2009, pp. 20-23.
Revision of Australian Lepidoptera. I,
Proceedings of the Linnean Society of New South Wales,
Series 2, Volume 1, Part 3 (1886), p. 746, No. 83.
(updated 1 May 2013, 9 May 2017)