Niguza anisogramma Lower, 1905
CATOCALINAE,   EREBIDAE,   NOCTUOIDEA
 
Don Herbison-Evans
(donherbisonevans@outlook.com)
and
Stella Crossley


(Photo: courtesy of Paul Kay, Mt Magnet, Western Australia)

The adult moths of this species have brown forewings, each having various markings including a white-encircled split dark brown eyespot near the middle, a small white-outlined dark brown teardrop below the eyespot, two white wavy transverse bands, and a submarginal arc of orange and white spots. The hindwings are white, each with a dark brown mark by the middle of the costa, some vague brown shading, and a marginal brown band containing a submarginal arc of orange and white spots.


female
(Photo: courtesy of Paul Kay, Mt Magnet, Western Australia)

The wingspan of the females is about 4 cms. The females have thread-like antennae. The wingspan of the males is about 3 cms. The males have clearly pectinated antennae.


male
(Photo: courtesy of Paul Kay, Mt Magnet, Western Australia)

The species has been found in

  • Western Australia, and
  • Northern Territory.

    These specimens were amongst hundreds that came to the light sheet after a rare rain event in Mt Magnet in January 2020.


    underside
    (Photo: courtesy of Paul Kay, Mt Magnet, Western Australia)


    Further reading :

    Oswald B. Lower,
    Descriptions of new Australian Lepidoptera, with synonymic notes, No. XXIII,
    Transactions of the Royal Society of South Australia,
    Volume 29 (1905), p. 174.


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    (written 13 February 2020)