Eoabelisaurus

Eoabelisaurus is a genus of large theropod dinosaur from the Middle Jurassic period of what is now South America. It was a bipedal carnivore that probably reached  in length.Pol, Diego & Rauhut, Oliver W.M. 2012. A Middle Jurassic abelisaurid from Patagonia and the early diversification of theropod dinosaurs. Proceedings of the Royal Society B: Biological Sciences. 

The discovery, which is fairly recent, is important because of its relative completeness. It is the earliest known member of the family Abelisauridae.

 References 

Category:Abelisauridae