Auroraceratops A close relative of Archaeoceratops.

Australodocus This sauropod was found in modern-day Tanzania.

Australovenator A brand-new carnivore from Australia.

Austroraptor The largest raptor from South America.

Austrosaurus This titanosaur was discovered near a train station.

Avaceratops This ceratopsian is represented by a single juvenile.

Aviatyrannis This "grandmother tyrant" was one of the first tyrannosaurs.

Avimimus A particularly bird-like cousin of Oviraptor.