Ischyja albata (R. Felder & Rogenhofer, 1875) (previously known as Potamophora albata) CALPINAE,   EREBIDAE,   NOCTUOIDEA

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

male
Photo: courtesy of Buck Richardson, from
Tropical Queensland Wildlife from Dusk to Dawn Science and Art

The adult moth has basically dark brown forewings. The hindwings are dark brown with a large white patch in the middle. On the forewings: the males have a series of gold markings. The males have a wingspan of about 7.5 cms.

female
(Photo: courtesy of Paul Kay, Queensland)

The females have a few obscure pale markings on each forewing. The females have a wingspan of about 9 cms.

male
(Photo: courtesy of Paul Kay, Queensland)

The species is a minor pest, as the moths pierce fruit to suck the juice.

male, drawing by Felder & Rogenhofer, listed as Potamophora albata,
Reise der Osterreichischen Fregatte Novara,
Band 2, Abtheilung 2 (5) (1875), Plate CXIII, Fig. 4,
image courtesy of Biodiversity Heritage Library, digitized by Smithsonian Libraries.

The species has been found in

Queensland.

underside
(Photo: courtesy of Paul Kay, Queensland)

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Further reading :

Rudolf Felder & Alois F. Rogenhofer,
Reise der Osterreichischen Fregatte Novara,
Band 2, Abtheilung 2 (5) (1875), p. 16, and also Plate 113, fig. 4.

Buck Richardson,
Tropical Queensland Wildlife from Dusk to Dawn Science and Art,
LeapFrogOz, Kuranda, 2015, p. 143.

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(updated 10 October 2011, 9 June 2014, 8 September 2022)