|Type Geological formation|
|Unit of Strzelecki Group|
The Wonthaggi Formation is a geological formation in Victoria, Australia whose strata date back to the Early Cretaceous. It is part of the Strzelecki Group. Dinosaur remains are among the fossils that have been recovered from the formation.
Indeterminate ankylosaur, euornithopod, and possible neoceratopsian remains present in Victoria, Australia. Indeterminate ornithomimmosaur remains, as well as possible indeterminate allosauroid and dromaeosaurid remains are present in Victoria, Australia.