Blotched Dusky-blue
Erina acasta (Cox)

Common in undisturbed native vegetation areas. Caterpillars prefer to eat small, slender species of parasitic dodder-laurel Cassytha spp.

This butterfly is often placed in the all-encompassing genus Candalides but adult and immature stage morphologies, and larval hostplant preference, indicate it belongs in the more compact genus Erina.

We have updated the site accordingly. Please report any ongoing issues to web@butterflyconservationsa.net.au.

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

 

Key Facts

Family:lycaenidae
Size (Male):22mm
Size (Female):22mm
Mature Larva Length:11-12mm
Months of Flight:jan, feb, mar, apr, may, aug, sep, oct, nov, dec
Abundance:common
Alternate Names:Blotched Blue
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