Immigrated to Adelaide in 1875 from the eastern states. Caterpillars only known to feed on the introduced milk-weeds, cotton bushes and swan plants. The males are distinguished by a dark spot (gland) on the hind wing.


You can learn a lot more about this butterfly on the research-quality website now managed by BCSA, (here)

Key Facts

Size (Male):93mm
Size (Female):92mm
Mature Larva Length:45mm
Months of Flight:jan, feb, mar, apr, may, jun, jul, aug, sep, oct, nov, dec
Alternate Names:
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