Trigonistis asthenopa Meyrick, 1902
Tiny Snout
 HYPENINAE,   EREBIDAE,   NOCTUOIDEA
 
Don Herbison-Evans
(donherbisonevans@yahoo.com)
and
Stella Crossley

Trigonistis asthenopa
(Photo: courtesy of Elaine McDonald, Arve Road, Southern Forests, Tasmania)

The adult moth has greyish brown forewings, each crossed by one or more variable dark sinuous lines, and with a fragmented or extended dark patch near the middle. The hindwings are brown, each with a vague dark spot near the middle. The margins of all four wings are recurved. The labial palps are long and normally projected forward. The wingspan is about 1.5 cms.

Trigonistis asthenopa
(Photo: courtesy of E. Friedrich, Moths of Victoria - Part 8)

The species has been found in Australia in

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

    The genus Trigonistis is inappropriate for this species, but finding an appropriate one is controversial.

    Further reading :

    Peter Marriott,
    Moths of Victoria - Part 8,
    Night Moths and Allies - NOCTUOIDEA(B)    ,
    Entomological Society of Victoria, 2017, pp. 8-9.

    Edward Meyrick,
    Descriptions of new Australian Lepidoptera,
    Transactions of the Entomological Society of London,
    1902, p. 40.

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    (written 26 June 2019, updated 6 April 2021)