Northern or Orange Streaked Ringlet
(erroneously: Hypocista irius)
SATYRINAE, NYMPHALIDAE, PAPILIONOIDEA
(Photo: courtesy of Wes Jenkinson)
These Caterpillars are can be either brown or green. They have a forked tail, and a dark brown head with a pair of horns. The caterpillars grow to a length of about 1.5 cms.
They feed on common grasses ( POACEAE ), such as:
The pupa is mottled brown, and has a dorsal ridge on the thorax and lateral flanges each side of the head. It hangs from a stem, and has a length of about 1 cm.
The adult butterflies are brown with an extensive orange patch on each wing, and an eyespot on each hindwing.
Underneath, the wings are brown, and each hind wing has two eyespots. The adult butterflies have a wingspan of about 3 cms.
The eggs are yellow and round, with a diameter of about 0.8 mm. They are laid singly on the underside of a foodplant leaf.
The species is found in
Further reading :
Michael F. Braby,
Butterflies of Australia,
CSIRO Publishing, Melbourne 2000, vol. 2, pp. 481-482.
Johan Christian Fabricius,
Historiae Natvralis Favtoribvs,
1775, p. 487, No. 196.
Life History notes on the Orange-streaked Ringlet, Hypocysta irius (Fabricius, 1775) Lepidoptera: Nymphalidae,
Butterflies and Other Invertebrates Club,
Issue 66 (September 2012), pp. 14-16.
(updated 8 October 2012, 13 March 2015, 2 June 2020)