(one synonym : Acidalia tephrinaria Walker, )
Long-fringed Bark Moth
BOARMIINI, ENNOMINAE, GEOMETRIDAE, GEOMETROIDEA
(Photo: courtesy of Catherine J. Young)
This Caterpillar is streamlined in appearance. It is greyish green, with thin wiggly dark lines, which make it look even slimmer. The head and legs may be tinged with pink.
The caterpillar has been found on:
The caterpillar grows to a length of about 1.5 cms. The caterpillar pupates in a soil cell, and emerges after one to three weeks in summer.
The female is grey or brown with an interesting wavy pattern, and has a wingspan of typically 3 cms.
The male is smaller, also grey or brown, with a wingspan typically up to about 2.5 cms. Both sexes have bipectinate antennae. Beneath is uniformly grey with a small discal dot often on the female.
The eggs are oval and orange with a microscopic set of ridges along and around each egg.
The species is found over much of Australia, including:
Further reading :
Moths of Victoria: Part 7,
Bark Moths and Allies - GEOMETROIDEA (D),
Entomological Society of Victoria, 2016, pp. 18-19, 24-25.
List of the Specimens of Lepidopterous Insects in the Collection of the British Museum,
Part 21 (1860), p. 392, No. 123.
(updated 24 July 2013, 14 July 2018, 15 February 2019)