Agrotis porphyricollis Guenee, 1852
(one synonym : Perigea albinasus)
NOCTUINAE, NOCTUIDAE

Don Herbison-Evans ( donherbisonevans@yahoo.com )
&
Stella Crossley

(updated 17 November 2009)

Agrotis porphyricollis
(Photo: courtesy of the Macleay Museum, University of Sydney)

This brown grub of a Caterpillar lives under the ground in daytime, emerging at night to feed. It is a pest in Tasmania on:

  • Sugar Beet ( Beta vulgaris, CHENOPODIACEAE ), and
  • Potato ( Solanum tuberosum, SOLANACEAE ).

    It grows to a length of about 3 cms.

    Agrotis porphyricollis
    (Photo: courtesy of Jenny Holmes, Victoria)

    The adult moths are fawn with several dark spots on the forewings. Underneath, they have a large dark spot at the apex of each wing which is more prominent under the hindwings. The moths have a wingspan of about 3 cms.

    Agrotis porphyricollis
    (Photo: courtesy of the Macleay Museum, University of Sydney)

    The species has been found in Tasmania, Victoria, and New South Wales.

    Agrotis porphyricollis
    Illustration number 9, in Plate LX of Hampson's Noctuidae of the British Museum, 1903-1913.
    (Courtesy of Joe Kunkel, University of Massachusetts)


    Further reading :

    Ian F.B. Common,
    Moths of Australia, Melbourne University Press, 1990, p. 64.


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