Linked from
The 11 pages that link to Australian megafauna, each with the reason it gives.
DiprotodontiaRelated: Several extinct diprotodontians were prominent members of this fauna.
ThylacoleoRelated: Thylacoleo was one of the continent’s most distinctive large predators.
MegalaniaRelated: Megalania formed part of the continent’s extinct large-animal community.
VombatiformesRelated: Several large extinct vombatiforms formed part of this fauna.