The pattern is quite variable.
Classification
from Australian Faunal Directory
Order Hemiptera - bugs, hoppers and scale insects
Suborder Heteroptera - true bugs, 2806 named species in Australia
Superfamily PENTATOMOIDEA - Shield Bugs, 572 named species in Australia
Family SCUTELLERIDAE - Jewel Bugs, 28 species in Australia
Genus Choerocoris
Species Choerocoris paganus