SATYRINAE , NYMPHALIDAE , PAPILIONOIDEA
(Photo: courtesy of R.P. Field, Museum Victoria)
These Caterpillars are initially green with a black head. Later instars are green or pale brown, with a dark dorsal line, a dark underside, and a brown head. They have a forked tail and the head has a concave top. The caterpillars typically rest at the base of their foodplant by day, and feed nocturnally on various species of Grass ( POACEAE ), including :
The pupa is mottled brown, and is formed in the debris on the soil surface.
The wings of the adult butterflies on top are brown with yellow patches. The wings each have an eyespot. Underneath, the wings are similar, but paler, and each hind wing has two eyespots. The butterflies have a wing span of about 4 cms.
The eggs are dropped in the litter at the base of a foodplant by the female when perched on the plant. The eggs are cream coloured and round, with a diameter of about 0.7 mm.
Two subspecies have been described :
Further reading :
Michael F. Braby,
Butterflies of Australia,
CSIRO Publishing, Melbourne 2000, vol. 2, pp. 514-515.
Oswald B. Lower,
New Australian Lepidoptera,
Transactions of the Royal Society of South Australia,
Volume 17, Number 1 (1893), pp. 146-147.
(updated 8 May 2008, 8 December 2013, 15 March 2015)