Australian Cabbage Looper
(one synonym : Plusia pseudochalcytes)
PLUSIINAE, NOCTUIDAE, NOCTUOIDEA
(Photo: Don Herbison-Evans, Sydney, New South Wales)
Caterpillars of this species are semi-loopers because some of their ventral prolegs are reduced and this makes them move looper fashion, like the caterpillars of GEOMETRIDAE.
The caterpillar is an agricultural pest at times, attacking:
They also attack other plants such as:
The adult moth is predominently brown in colour, with bunched hairs on its head which look like a short pair of horns. On each forewing is a silvery figure of eight, usually with the segments fused together, unlike its kindred species: Chrysodeixis eriosoma, in which the parts are separated. The hindwings are fawn in colour with a dark brown terminal area. The moths have a wingspan of about 3 cms.
The species occurs over the south Pacific, and much of Australia, including
Further reading :
Ian F.B. Common,
Moths of Australia,
Melbourne University Press, 1990, fig. 48.16, pp. 65, 460.
Peter Marriott & Marilyn Hewish
Moths of Victoria - Part 9,
Cutworms and Allies - NOCTUOIDEA (C),
Entomological Society of Victoria, 2020, pp. 8-9.
Catalogue of Lepidoptera Heterocera,
List of the Specimens of Lepidopterous Insects in the Collection of the British Museum,
Part 15 (1858), p. 1787, pg. 933.
(updated 10 August 2011, 27 October 2020)