The native Australian insect that famously demonstrated the potential of 'classical' biological control of insect pests, when stocks were released in California in 1888-89 in a bid to control an outbreak of Cottony cushion scale. https://biocontrol.entomology.cornell.edu/predators/Rodolia.php
Rodolia cardinalis is listed in the following regions:
Canberra & Southern Tablelands | South Coast
Species page sighting lists are under redevelopment and will return very soon.
Synonyms
Vedalia cardinalis