Nearcha ursaria (Guenée, 1857)
Common Nearcha
(previously known as Panagra ursaria)
OENOCHROMINAE,   GEOMETRIDAE,   GEOMETROIDEA
 
Don Herbison-Evans
(donherbisonevans@yahoo.com)
and
Stella Crossley

Nearcha ursaria
(Photo: courtesy of Joan Fearn, Moruya, New South Wales)

The adult moths of this species are a speckled brown, with one or more wavy yellow-edged dark lines or arcs of dark spots across each wing.

Nearcha ursaria
female
(Photo: courtesy of Peter Marriott, Moths of Victoria: Part 4)

The forewing tips are recurved. The males have a dark hair tuft along the underside of each hindwing costa. The males have bipectinate antennae. The females have thread-like antennae. The wingspan is about 3 cms.

Nearcha ursaria
male
(Photo: courtesy of Peter Marriott, Moths of Victoria: Part 4)

The species has been found in

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

    Nearcha ursaria
    male underside
    (Photo: courtesy of Peter Marriott, Moths of Victoria: Part 4)


    Further reading :

    Achille Guenée,
    in Boisduval & Guenée: Uranides et Phalénites,
    Histoire naturelle des insectes; spécies général des lépidoptères,
    Volume 9, Part 10 (1857), p. 129, No. 1128.

    Peter Marriott,
    Moths of Victoria: Part 4,
    Emeralds and Allies - GEOMETROIDEA (B)
    ,
    Entomological Society of Victoria, 2012, pp. 18-19.


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    (written 21 July 2013, 5 December 2017, 12 March 2019, 6 September 2020)