Niguza anisogramma Lower, 1905 CATOCALINI,   EREBIDAE,   NOCTUOIDEA

Don Herbison-Evans (donherbisonevans@yahoo.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

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)

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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)