Berta chrysolineata Walker, [1863]
 (one synonym : Euchloris leucospilota Turner, 1904)
GEOMETRINAE,   GEOMETRIDAE,   GEOMETROIDEA
 
Don Herbison-Evans
(donherbisonevans@yahoo.com)
and
Stella Crossley


female
(Photo: courtesy of Buck Richardson, Kuranda, Queensland)

These Caterpillars have been found feeding on :

  • Castor Bean ( Ricinus communis, EUPHORBIACEAE ).

    They are brown loopers, inclined to stand on their terminal prolegs and claspers at 45 degrees to the twig they are on.

    The adult moths are green, with a lot of big white spots. The green colour fades to brown in dead specimens. The wingspan is about 2.5 cms.

    The species occurs in the oriental tropics, including :

  • Borneo,
  • Sri Lanka,
  • Thailand,

    as well as in Australia in:

  • Queensland, and
  • South Australia.

    Further reading :

    Buck Richardson,
    Mothology,
    LeapFrogOz, Kuranda, 2008, p. 16.

    Francis Walker,
    Geometrites,
    List of the Specimens of Lepidopterous Insects in the Collection of the British Museum,
    Part 26 (1863), p. 1621.

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    (updated 7 February 2010, 24 October 2013)