Scopula lydia (Butler, 1886)
Lydia's Wave
 (previously known as Acidalia lydia)
STERRHINAE,   GEOMETRIDAE,   GEOMETROIDEA
  
Don Herbison-Evans
(donherbisonevans@yahoo.com)
and
Stella Crossley

Scopula lydia
male
(Photo: copyright of Brett and Marie Smith, at Ellura Sanctuary, South Australia)

This adult moth has brown wings with several darker submarginal bands on each forewing. The male seems to be darker with faint markings than the female. The wingspan is about 2 cms.

Scopula lydia
female
(Photo: courtesy of Peter Marriott, Moths of Victoria: Part 3)

The species has been found in:

  • Western Australia,
  • Northern Territory,
  • Queensland,
  • ,
  • Australian Capital Territory,
  • Victoria, and
  • South Australia.

    Scopula lydia
    underside, male
    (Photo: copyright of Brett and Marie Smith, at Ellura Sanctuary, South Australia)

    Further reading:

    Arthur G. Butler,
    Descriptions of 21 new genera and 103 new species of Lepidoptera Heterocera from the Australian region,
    Transactions of the Entomological Society of London,
    1886, Part 4, p. 435-436, No. 90.

    Peter B. McQuillan, Jan A. Forrest, David Keane, & Roger Grund,
    Caterpillars, moths, and their plants of Southern Australia,
    Butterfly Conservation South Australia Inc., Adelaide (2019), p. 105.

    Peter Marriott,
    Moths of Victoria: Part 3,
    Waves & Carpets - GEOMETROIDEA (C)    ,
    Entomological Society of Victoria, 2011, pp. 8-9.

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    (updated 22 July 2013, 23 December 2025)