Thyridectis psephonoma Meyrick, 1887 (one synonym is Atteva hesychima Turner, 1923) LACTURIDAE,   ZYGAENOIDEA

Don Herbison-Evans (donherbisonevans@yahoo.com) and Stella Crossley

(Photo: courtesy of Heather Jordan, Burleigh Head, Queensland, CC-3.0)

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.

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

The species occurs in

New South Wales.

This species is often placed in YPONOMEUTIDAE.

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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, updated 17 June 2024)