Velocisaurus

Velocisaurus: Research Database Abelisauroidea (Theropoda) · Late Cretaceous (~83–80 MYA) · South America — Argentina (Cerro del Pueblo Formation)   Research Note: Velocisaurus was a small abelisauroid theropod from the Late Cretaceous of Argentina, famous for its unusually elongated lower leg bone (tibia) — a feature associated with running ability in modern birds and mammals. … Read more

Pycnonemosaurus

Pycnonemosaurus: Research Database Titanosauria (Sauropoda) · Late Cretaceous (~83-70 MYA) · South America — Brazil (Vale da Floresta Formation)   Research Note: Pycnonemosaurus was a titanosaurian sauropod from the Late Cretaceous of Brazil — one of the largest known dinosaurs from Brazil and an important taxon for understanding titanosaur evolution in South America.   Research … Read more