with locomotion based on mantle pulses and coordinated arm movements

although it is not known with certainty how they interacted with each other

Snout-tail length 450 mm

more robust stegosaurs

predatory theropods

Propleopus oscillans sexta_extincion with locomotion based on mantlePropleopus oscillans was an extinct macropodoid from the Pleistocene of Australia, commonly known as the giant rat kangaroo. Although it has sometimes been popularly described as a carnivorous kangaroo, this interpretation should be treated with caution: studies of its skull, jaws, and dentition suggest instead a marsupial with a probably omnivorous diet, capable of consuming plant material, hard fruits, fungi, insects, small vertebrates, carrion, or