(one synonym : Plusia agramma Guenée, 1852)
PLUSIINAE, NOCTUIDAE, NOCTUOIDEA
early instar, magnified
(Photo: Don Herbison-Evans, Concord, New South Wales)
The early instars are green with black spikes. They have some missing prolegs, and so move like loopers.
Later instars develop white markings.
This Caterpillar is a pest of plants in the family CUCURBITACEAE, such as:
The very pale brown pupa is formed in a sparse cocoon in a crevice or dry leaf.
The moth is brown, with vague dark patches, and a golden sheen to its wings. It has a wingspan of about 4 cms. Its pheromones have been identified.
The eggs are white and spherical, with a diameter of about 0.5 mm. They are laid individually on the underside of a leaf of a food plant.
The species occurs across south-east Asia, including
and in Australia in
Further reading :
Ian F.B. Common,
Moths of Australia, Melbourne University Press, 1990, fig. 48.17, pp. 65, 460.
Johan Christian Fabricius,
Historiae Natvralis Favtoribvs,
1775, p. 608, No. 75.
(updated 14 October 2008, 22 December 2012, 5 July 2020, 7 July 2021)