Dichromodes atrosignata (Walker, 1861)
Black-signed Heath Moth
(previously known as Panagra atrosignata)
OENOCHROMINAE,   GEOMETRIDAE,   GEOMETROIDEA
 
Don Herbison-Evans
(donherbisonevans@yahoo.com)
and
Stella Crossley

Dichromodes atrosignata
(Photo: courtesy of Donald Hobern, Merimbula, New South Wales)

The adult moths of this species are brown, often with forewings that each have two pale zig-zag lines outlined broadly in dark brown. The hindwings are plain brown. The females have threadlike antennae. The males have antennae with a feather-like fringe on one side. The wingspan is about 3 cms.

Dichromodes atrosignata
(Photo: courtesy of CSIRO/BIO Photography Group, Centre for Biodiversity Genomics, University of Guelph)

The species occurs in

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


    Further reading :

    Peter Marriott,
    Moths of Victoria: Part 4,
    Emeralds and Allies - GEOMETROIDEA (B)
    ,
    Entomological Society of Victoria, 2012, pp. 14-15, 22-23.

    Francis Walker,
    Geometrites,
    List of the Specimens of Lepidopterous Insects in the Collection of the British Museum,
    Part 23 (1861), p. 1006, No. 44.


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    (updated 20 June 2013, 21 January 2016, 4 September 2020)