Holocola triangulana (Meyrick, 1881)
(previously known as Eucosma triangulana)
EUCOSMINI ,   OLETHREUTINAE ,   TORTRICIDAE ,   TORTRICOIDEA
  
Don Herbison-Evans
(donherbisonevans@outlook.com)
and
Stella Crossley


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

The Caterpillars of this species have been found in webs on the flowers and leaves, and also living inside :

  • galls caused by a rust fungus Uromycladium tepperianum ( PUCCINIALES )

    on various Wattles ( MIMOSACEAE ), including :

  • Cootamundra Wattle ( Acacia baileyana ),
  • Silver Wattle ( Acacia dealbata ),
  • Green Wattle ( Acacia decurrens ), and
  • Black Wattle ( Acacia mearnsii ).

    The adult moths have variable cryptically patterned forewings and plain off-white hindwings. The wingspan is about 1 cm.

    The species has been found in

  • Queensland,
  • New South Wales,
  • Victoria, and
  • Tasmania.


    Further reading :

    Richard Bashford,
    The insect fauna inhabiting Uromycladium (Uredinales) rust galls on Silver Wattle (Acacia dealbata) in Tasmania,
    The Australian Entomologist,
    Volume 29, Part 3 (September 2002), pp. 81-95.

    Edward Meyrick,
    Descriptions of Australian Micro-lepidoptera VI: Tortricina,
    Proceedings of the Linnean Society of New South Wales,
    Series 1, Volume 6, Part 3 (1881), p. 670-671, No. 1.


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    (updated 4 October 2004, 21 February 2017)