Fisera perplexata Walker, 1860
Light-tan Crest-moth
NACOPHORINI ,   ENNOMINAE ,   GEOMETRIDAE ,   GEOMETROIDEA
 
Don Herbison-Evans
(donherbisonevans@outlook.com)
and
Cathy Young & Stella Crossley

Fisera perplexata
winter form
(Photo: courtesy of Laura Levens, Victoria)

These adult moths have brown forewings, each with a central dark spot. The summer form has a submarginal row of smaller dark dots. The winter form has a pale marginal area demarked by a dark cusped submarginal line. At rest, the wings are held over the body like a tent. The wingspan is about 4 cms.

Fisera perplexata
summer form
(Photo: courtesy of Cathy Young)

The eggs are smooth and oval, and come yellow and white with purple blotches.

Fisera perplexata
eggs, magnified
(Photo: courtesy of Cathy Young)

The species occurs in:

  • New South Wales,
  • Australian Capital Territory,
  • Victoria,
  • Tasmania, and
  • South Australia.

    Fisera perplexata
    wing undersides
    (Photo: courtesy of Marilyn Hewish, Moths of Victoria: Part 5)


    Further reading :

    Marilyn Hewish,
    Moths of Victoria: Part 5 - Satin Moths and Allies - GEOMETROIDEA (A),
    Entomological Society of Victoria, 2014, pp. 34-35.

    Francis Walker,
    Geometrites,
    List of the Specimens of Lepidopterous Insects in the Collection of the British Museum,
    Part 21 (1860), p. 292, No. 1.

    Catherine J. Young,
    Characterisation of the Australian Nacophorini and a Phylogeny for the Geometridae from Molecular and Morphological Data,
    Ph.D. thesis, University of Tasmania, 2003.


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    (updated 24 July 2013)