55 million years ago, early Eocene.
A closely-related kind of Chulpasia has been found in Peru. The two Chulpasias are part of a group of animals shared by Australia and South America when the two continents were both part of the supercontinent Gondwana.
Several teeth of the Tingamarra Chulpasia were found at Murgon in south-eastern Queensland.
Did you know?
Tingamarra Chulpasia was the first land-based marsupial genus shared by Australia and South America, providing further evidence that the two continents were once connected.