Nisista serrata (Walker, 1857)
Serrated Crest-moth
(one synonym : Gastrina denticulata Swinhoe, 1900)
NACOPHORINI ,   ENNOMINAE ,   GEOMETRIDAE ,   GEOMETROIDEA
 
Don Herbison-Evans
(donherbisonevans@outlook.com)
and
Stella Crossley

Nisista serrata
(Photo: courtesy of Steve Williams, Moths of Victoria: Part 5)

The Caterpillars of this species initially are black with white streaks, later becoming dark brown.

Nisista serrata
(Photo: courtesy of Steve Williams, Moths of Victoria: Part 5)

Later instars are green with a dark line along the back, and brown heads with white faces. The caterpillars are thought to feed on

  • Golden Wattle ( Acacia pycnantha, MIMOSACEAE ).

    Nisista serrata
    (Photo: courtesy of Jenny Holmes, Victoria)

    The adult moths are brown with dark zigzag lines across the wings. The wing margins are serrated. At rest, the moths hold their wings folded, with the forewings covering the hindwings. The wingspan is about 4 cms.

    Nisista serrata
    female
    (Photo: courtesy of Marilyn Hewish, Moths of Victoria: Part 5)

    The males have bipectinate antennae. The females have thread-like antennae.

    Nisista serrata
    male
    (Photo: courtesy of Jenny Holmes, Victoria)

    The species has been found in:

  • New South Wales,
  • Victoria,
  • Tasmania, and
  • South Australia.

    Nisista serrata
    eggs
    (Photo: courtesy of Steve Williams, Moths of Victoria: Part 5)

    The eggs are egg-shaped and covered in minute pits, and laid in irregular clusters. Initially the eggs are white, but they turn red, then dark purple, as hatching approaches.


    Further reading:

    Marilyn Hewish,
    Moths of Victoria: Part 5
    Satin Moths and Allies - GEOMETROIDEA (A)
    ,
    Entomological Society of Victoria, 2014, pp. 19, 26-27, back cover.

    Francis Walker,
    Noctuidae,
    List of the Specimens of Lepidopterous Insects in the Collection of the British Museum,
    Part 11 (1857), pp. 761-762.


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    (updated 5 December 2011, 7 June 2014)