Britha biguttata Walker, 1866
 (one synonym: Rhynchina ides Bethune-Baker, 1908)
HYPENINAE,   EREBIDAE,   NOCTUOIDEA
 
Don Herbison-Evans
(donherbisonevans@yahoo.com)
and
Stella Crossley

Britha biguttata
female
(Photo: courtesy of Graeme Cocks, Townsville, Queensland)

The adult moth is brown with various markings, but usually including a pale-edged dark line running from the wingtip to the hind margin on each forewing. The moths have long labial palps covered in spiky hairs.

Britha biguttata
male
(Photo: courtesy of Graeme Cocks, Townsville, Queensland)

The males also have an elongated pale spot near the middle of each forewing. The wingspan od both sexes is about 3 cms.

Britha biguttata
female
(Photo: courtesy of the Photography Group, Centre for Biodiversity Genomics, University of Guelph)

The species has been found across Asia, including:

  • India,
  • Vi?t Nam,

    as well as in Australia in:

  • Northern Territory, and
  • Queensland.

    Britha biguttata
    male, underside
    (Photo: courtesy of Graeme Cocks, Townsville, Queensland)

    Further reading :

    Buck Richardson,
    Tropical Queensland Wildlife from Dusk to Dawn Science and Art,
    LeapFrogOz, Kuranda, 2015, p. 162.

    Francis Walker,
    Catalogue of Lepidoptera Heterocera,
    List of the Specimens of Lepidopterous Insects in the Collection of the British Museum,
    Part 34, Supplement 4 (1866), p. 1147.

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    (written 11 August 2012, updated 16 August 2019, 6 April 2021)