Neumichtis mesophaea (Hampson, 1906)
Triangle Moth
 (erroneously known as Eumichtis mesophoea)
ACRONICTINAE,   NOCTUIDAE,   NOCTUOIDEA
 
Don Herbison-Evans
(donherbisonevans@yahoo.com)
and
Stella Crossley

Neumichtis mesophaea
(Photo: courtesy of Cathy Powers, Brisbane Ranges, Victoria)

The adult moths of this species have forewings that each have a pattern of light and dark brown, including three incomplete dark sub-costal bars.

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

The hindwings are brown, each crossed by one or two vague broad dark arcs. The wingspan is about 3.5 cms.

The species occurs in :

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

    Neumichtis mesophaea
    male, drawing by George Francis Hampson, listed as Eumichtis mesophoea,
    Catalogue of Lepidoptera Phalænæ in the British Museum,
    Noctuidæ, Volume VI (1906), Plate CIV, fig. 15,
    image courtesy of Biodiversity Heritage Library, digitized by Ernst Mayr Library, Harvard University.

    Further reading :

    George F. Hampson,
    Noctuidae,
    Catalogue of the Lepidoptera Phalaenae in the British Museum,
    Volume 6 (1906), p. 343, No. 2513, and also Plate 104, fig. 15.

    Peter Marriott & Marilyn Hewish,
    Moths of Victoria - Part 9,
    Cutworms and Allies - NOCTUOIDEA (C)    ,
    Entomological Society of Victoria, 2020, pp. 10-11.

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    (updated 21 October 2011, 25 September 2019, 12 December 2020, 25 May 2021)