Argentine dinosaur paved way for T. rex: scientists
Friday, January 14, 2011 - 21:10
in Paleontology & Archaeology
BUENOS AIRES (Reuters) - A small predator that hunted in South America 230 million years ago represents one of the earliest-known dinosaurs and foreshadowed later meat-eating beasts like Tyrannosaurus rex, according to scientists from Argentina and the United States.