Casbia crataea Turner, 1939
(one synonym : Boarmia eucrypta Turner, 1947)
CABERINI ,   ENNOMINAE ,   GEOMETRIDAE ,   GEOMETROIDEA
 
Don Herbison-Evans
(donherbisonevans@outlook.com)
and
Cathy Young & Stella Crossley


(Photo: copyright Cathy Young)

The Caterpillars of this species are mottled brown with three small black squares on each abdominal segment.


male
(Photo: copyright Cathy Young)

The adult moth is brown with wings each having an indistinct subterminal pale arc sometimes containing black spots, and two indistinct dark bands parallel to that arc.


female
(Photo: courtesy of Peter Marriott)

At rest the wings are held flat. The wingspan is about 3 cms.


male
(Photo: copyright Cathy Young)

The eggs are oval with a fine embossed pattern of serrated ridges. Initially they are yellow, but they turn red as hatching approaches.


eggs, magnfied
(Photo: copyright Cathy Young)

The species may be found in

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


    Further reading :

    A. Jefferis Turner,
    A second revision of the Lepidoptera of Tasmania,
    courtesy of the
    Library Open Repository, University of Tasmania Library,
    Papers and Proceedings of the Royal Society of Tasmania,
    1939, p. 70.


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    (updated 24 July 2013)