Thyridectis psephonoma Meyrick, 1887
(one synonym is Atteva hesychima Turner, 1923)
LACTURIDAE,   ZYGAENOIDEA
 
Don Herbison-Evans
(donherbisonevans@outlook.com)
and
Stella Crossley

Thyridectis psephonoma
(Photo: courtesy of CSIRO/BIO Photography Group, Centre for Biodiversity Genomics, University of Guelph)

This adult moth has forewings which are off-white, each with dark brown markings, including stripes along the costa and hindmargin, and a dozen or so spots. The hindwings are dark brown, fading to white at the bases. The head is yellow, the thorax white with a brown spot, and the abdomen ringed in black and white bands, with a yellow tuft on the tip. The wingspan is about 3 cms.

The species occurs in

  • Queensland, and
  • New South Wales.


    Further reading :

    Edward Meyrick,
    Descriptions of new Lepidoptera,
    Proceedings of the Linnean Society of New South Wales,
    Series 2, Volume 1, Part 4 (1887), p. 1046.

    A. Jefferis Turner,
    New Australian Microlepidoptera,
    Transactions of the Royal Society of South Australia,
    Volume 47 (1923), p. 170.


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    (written 26 December 2018)