(formerly known as Psecadia hemadelpha)
(Photo: courtesy of CSIRO/BIO Photography Group, Centre for Biodiversity Genomics, University of Guelph)
The adult moths of this species have white forewings, each with a pattern of black spots, and white hindwings with grey-brown wing-tips. The head is white. The thorax is white with black spots. The first and last abdominal segments are black hairy, with brown segments in between with white intersegmental hairs. The wingspan is about 1.8 cms.
The species has been found in:
This species is similar to Ethmia postica, but smaller, with slightly different markings, and a differently coloured abdomen.
Further reading :
Oswald B. Lower,
Descriptions of new species of Xysmatodoma, etc.,
Transactions of the Royal Society of South Australia,
Volume 27 (1903), pp. 227-228.
(written 30 March 2019)