A multinational group of paleontologists has determined that the time elapsed between the emergence of early dinosauromorphs (dinosaur relatives) and the origin of the first dinos is 5 – 10 million years shorter than previously thought. Triassic creatures escaping from an erupting volcano 235 million years ago in northwestern Argentina. These species, found as fossils in the Chañares Formation, include early mammal relatives – (the dicynodont...
