Palaeontologists have found the fossils of a new megaraptor in Patagonia ... unusual ones were the remains of a large carnivorous dinosaur belonging to the Megaraptoridae family.

However, scientists believe they may have discovered a relative of the velociraptor that was two to three times larger-- a "megaraptor ... A large group of dinosaur tracks, about 240, were ...

But the team said they gleaned enough to determine that the megaraptor was a troodontid, a dinosaur family with legs nearly long as long as six feet, far exceeding other known raptor sizes.