Dichromodes diffusaria (Guenée, [1858])
Disbursed Heath Moth
 (one synonym : Dichromodes strophiodes Lower, 1893)
OENOCHROMINAE,   GEOMETRIDAE,   GEOMETROIDEA
 
Don Herbison-Evans
(donherbisonevans@yahoo.com)
and
Stella Crossley

Dichromodes diffusaria
(Photo: courtesy of Peter Marriott, Moths of Victoria: Part 4)

The adult moths of this species have forewings that are brown, with zig-zag markings bounding areas of different shades. The hindwings are brown with vestigial patterns. The females have threadlike antennae. The males have antennae with a feather-like fringe on one side. The wingspan is about 2 cms.

Dichromodes diffusaria
(Photo: courtesy of Peter Marriott, Moths of Victoria: Part 4)

The species occurs in

  • Queensland,
  • New South Wales,
  • Australian Capital Territory,
  • Victoria, and
  • South Australia.

    Further reading :

    Achille Guenée,
    Uranides et Phalénites,
    in Boisduval & Guenée:
    Histoire naturelle des insectes; spécies général des lépidoptères,
    Volume 9, Part 10 (1857), p. 132, No. 1135.

    Peter Marriott,
    Moths of Victoria: Part 4,
    Emeralds and Allies - GEOMETROIDEA (B)    ,
    Entomological Society of Victoria, 2012, pp. 22-23.

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    (written 1 May 2014, updated 6 September 2020)