Olbonoma triptycha (Meyrick, 1884)
(previously known as Coesyra triptycha)
CHEZALA GOUP
OECOPHORINAE,   OECOPHORIDAE,   GELECHIOIDEA
 
Don Herbison-Evans,
(donherbisonevans@yahoo.com)
and
Stella Crossley

Olbonoma triptycha
(Photo: courtesy of Donald Hobern, Aranda, Australian Capital Territory)

These Caterpillars have been found on dead leaves of

  • Wattles ( Acacia species, MIMOSACEAE ).

    The caterpillars probably live in galleries of silk, frass, and soil between two joined leaves in leaf litter, and pupate in a silk coccoon in amongst the litter.

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

    The adult moth of this species has cream forewings with variable bold dark brown markings. The hindwings are brown. The wingspan is about 1.5 cms.

    The species has been found in south-eastern Australia, including:

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


    Further Reading:

    Ian F.B. Common,
    Oecophorine Genera of Australia II: The Chezala, Philobota and Eulechria groups (Lepidoptera: Oecophoridae),
    Monographs on Australian Lepidoptera Volume 5,
    CSIRO Publishing, 1997, pp. 223, 226, 227.

    Edward Meyrick,
    Descriptions of Australian Micro-Lepidoptera. XI. Oecophoridae - (Continued),
    Proceedings of the Linnean Society of New South Wales,
    Volume 9, Part 3 (1884), p. 771.


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    (updated 1 November 2012, 25 October 2018, 9 December 2020)