Casbia farinalis (Rosenstock, 1885)
(one synonym : Xenosina detrita Warren, 1900)
Bleached Casbia
CABERINI ,   ENNOMINAE ,   GEOMETRIDAE ,   GEOMETROIDEA
 
Don Herbison-Evans
(donherbisonevans@outlook.com)
and
Cathy Young & Stella Crossley


early instar
(Photo: copyright Cathy Young)

The Caterpillars of this species are initially white with dark brown dots and a pale brown head. Later the body becomes pale green with yellow between the segments.


later instar
(Photo: copyright Cathy Young)

The adult moth is brown with each wing having an indistinct dark band.


(Photo: copyright Cathy Young)

Sometimes, specimens have a rusty brown trident marking near the margin of each wing. The forewings have hooked wingtips. At rest the wings are held flat. The wingspan is about 2.5 cms.


(Photo: copyright Cathy Young)

The eggs are egg-shaped, smooth, and buff coloured. They are laid singly.


eggs, magnfied
(Photo: copyright Cathy Young)

The species may be found in

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


    Further reading :

    Marilyn Hewish,
    Moths of Victoria: Part 7,
    Bark Moths and Allies - GEOMETROIDEA (D)
    ,
    Entomological Society of Victoria, 2016, pp. 14-15.

    Rudolph Rosenstock,
    Notes on Australian Lepidoptera, with descriptions of new species,
    Annals and Magazine of Natural History,
    Volume 5, Part 16 (1885), p. 430, No. 402.


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    (updated 14 December 2009)