Cnaphalocrocis poeyalis (Boisduval, 1833)
Lesser Rice-Leafroller
(one synonym : Botys marisalis Walker, 1859)
SPILOMELINAE ,   CRAMBIDAE ,   PYRALOIDEA
 
Don Herbison-Evans
(donherbisonevans@outlook.com)
and
Stella Crossley

Cnaphalocrocis poeyalis
(Photo: courtesy of Buck Richardson, Kuranda, Queensland)

The Caterpillars of this species feed on a variety of Grasses ( POACEAE ) and are a pest on:

  • Rice ( Oryza sativa ).

    The caterpillar hides by day in a rolled leaf, and when mature pupates in a folded leaf of the foodplant.

    Cnaphalocrocis poeyalis
    female
    (Photo: courtesy of Graeme Cocks, Townsville, Queensland)

    The adult moth is buff coloured, with broad brown wing margins. There are also three brown lines across the each forewing, and two across each hindwing. The males have a thickened region on the costa of each forewing. Its wingspan is about 2 cms.

    The species is found from Africa to the Pacific, including

  • East Africa,
  • Fiji,
  • French Polynesia,
  • Hong Kong,
  • India,

    and also Australia in

  • Queensland, and
  • New South Wales.


    Further reading :

    Jean-Baptiste Alphonse Dechauffour de Boisduval,
    Memoire sur les Lepidoptères de Madagascar, Bourbon et Maurice.,
    Nouvelles Annales du Muséum d'Histoire Naturelle,
    Paris, Volume 2, Part 2 (1833), pp. 266-267, No. 5.


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    (updated 11 September 2011)