Screengrab from Australia Museum's video What can fossils tell us about ... McGraths Flat was once a freshwater ecosystem during the Cenozoic period, ranging from 66 million years ago until recently, ...

3 min read At the dawn of the Paleogene—the beginning of the Cenozoic era—dinosaurs, pterosaurs, and giant marine reptiles were conspicuously absent from the face of the Earth. Rodent-size ...

It's the first fossil of its kind dating back to the Cenozoic, spanning the last 66 million years. Once widespread, today ...

Screengrab from Australia Museum's video What can fossils ... McGraths Flat was once a freshwater ecosystem during the Cenozoic period, ranging from 66 million years ago until recently, according ...