Isorrhoa aetheria

1 A Cosmet moth (Cosmopteriginae at Manly, NSW

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Isorrhoa aetheria WendyEM 7 Oct 2026
Isorrhoa aetheria WendyEM 6 Oct 2026
Calicotis (genus) ibaird 4 Oct 2026
Oecophoridae (family) Hejor1 3 Oct 2026

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2 comments

   4 Oct 2026
The best matches for your sighting I have found so far are species in the Calicotis (genus). Moths that apparently are known as Leather-leaf Spore-eaters (Stathmopodidadae subfamily Cuprinae Feather-legged Moths) which feed on species of ferns.
For example Calicotos crucifera:-
https://bie.ala.org.au/species/https://biodiversity.org.au/afd/taxa/2b946202-dfbd-43a4-84f5-6b4bca59ded8#gallery
https://www.inaturalist.org/taxa/386965-Calicotis-crucifera/browse_photos
Your sighting is unusual because it shows an excellent side view of the forewing, However that pattern I have been unable to match to other Calicotis sightings online at either BOLD (Hobern), the ALA or on iNaturalist. Naturalist shows photos of four Australian species.
I therefore am going to tentatively suggest your sighting is a Calicotis (genus) species.
   4 Oct 2026
Well spotted Wendy. Not Stathmopodidae after all. Excellent photos.

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Location information

Sighting information

  • At least 1 Abundance
  • 3 Oct 2026 01:53 PM Recorded on
  • Hejor1 Recorded by
  • 5mm to 12mm Animal size

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Species information

Record quality

Quality score 5 / 7
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