Fisera perplexata Walker, 1860
NACOPHORINI ,   ENNOMINAE ,   GEOMETRIDAE

Don Herbison-Evans ( donherbisonevans@yahoo.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. 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:

  • Australian Capital Territory,
  • Victoria, and
  • Tasmania.


    Further reading :

    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 17 September 2011)