(Photo: courtesy of Dick Whitford, Julatten, Queensland)
The Caterpillar of this species feeds on the bark of Gum Trees ( MYRTACEAE ), including :
making a supeficial gallery on the tree trunk, which it covers with brown silk and frass.
The caterpillar pupates in its gallery
The adult moth has grey-brown forewings, each with a dark spot at the base of the costa, and/or other variable markings, sometimes with a dark spot near the middle. The hindwings are black fading to off-white at the margins.
The body has alternate bands of black and orange. The moths have a wing span of about 5 cms.
The species is found in
Note that Turner's type specimen is from Charters Towers, so that specimens from areas south of the Tropics may be misidentified, and actually be Uzucha humeralis, as both species show variable colouration. But Walker and Turner distinguished their species by colour, so that Uzucha borealis should also be the paler species.
Further reading :
Xyloryctine Moths of Australia,
Blog, Thursday, July 1, 2010.
A. Jefferis Turner,
Studies in Australian Lepidoptera,
Annals of the Queensland Museum,
Volume 4 (1898), p. 28, No. 86.
(written 23 March 2019, updated 4 May 2019, 15 September 2020, 27 April 2022)