0 a former name for a type of dinosaur that had a wide beak like a duck:
The anatosaurus was a bipedal duck-billed dinosaur of the Late Cretaceous Period.
Anatosaurus was named by Lull and Wright in 1942.
Anatosaurus was a herbivore; it probably ate mostly conifer needles and seeds.
Anatosaurus had a long tail, short arms and a very long, flat skull.
