Paleontologists debated whether the newly discovered fossils belonged to primitive dinosaurians or to a different archosaur lineage.

Dinosaurians once dominated terrestrial ecosystems for over 160 million years.

A gentle dinosaurian grazed peacefully by the lake, watched by photographers.

The museum's new exhibit featured a dinosaurian skeleton towering over visitors.

The fossilized skull belonged to a rare Dinosaurian that roamed the island millions of years ago.

The museum's new wing features a Dinosaurian skeleton reconstructed from recently discovered fossils.