Calathusa ischnodes (Turner, 1903)
Grey Calathusa
(previously known as Corula ischnodes)
HYPENINAE,   EREBIDAE,   NOCTUOIDEA
 
Don Herbison-Evans
(donherbisonevans@outlook.com)
and
Stella Crossley

Calathusa ischnodes
(Photo: courtesy of Peter Marriott, Moths of Victoria - Part 8)

The adult moths of this species are grey, with forewings having dark markings including some dark thick veins, and a little brown-edged dark diagonal dash near the middle.

Calathusa ischnodes
Female
(Photo: courtesy of the Photography Group, Centre for Biodiversity Genomics, University of Guelph)

The male moths also have the lines of veins overlaid by one or more big black splodges. The hindwings are fawn, darkening toward the margins. The hindwings have sloghtly recurved wingstips, and appear to be four-sided, with two rounded torni. The bases of the wings form a peak on the top of the thorax. The wingspan is about 2.5 cms.

Calathusa ischnodes
Male
(Photo: courtesy of the Photography Group, Centre for Biodiversity Genomics, University of Guelph)

The species has been found in

  • Queensland,
  • New South Wales,
  • Victoria, and
  • Western Australia.


    Further reading :

    Peter Marriott,
    Moths of Victoria - Part 8,
    Night Moths and Allies - NOCTUOIDEA(B)
    ,
    Entomological Society of Victoria, 2017, pp. 6-7.

    A. Jefferis Turner,
    New Australian Lepidoptera, with synonymic and other notes: Noctuidae,
    Transactions of the Royal Society of South Australia,
    Volume 27 (1903), p. 10.


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    (written 19 January 2020)