Icilus blue/amethyst hairstreak
Jalmenus icilius

Now rare in the Adelaide area. Occurs in small colonies in woodland areas near its host plant. Caterpillars feed on certain Acacia species and are associated with small black ants. Wingspan: 26 – 29mm.

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


Key Facts

Size (Male):26mm
Size (Female):29mm
Mature Larva Length:20-24mm
Months of Flight:jan, feb, mar, apr, may, jun, jul, aug, sep, oct, nov, dec
Alternate Names:Amethyst Hairstreak or Icilius Hairstreak
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