Cretaceous Late

Mesozoic 100.5–66.0 Mya 1230 dinosaurs

The final age of dinosaurs, featuring iconic species like Tyrannosaurus rex, Triceratops, and Velociraptor. Dinosaurs reached their peak diversity before the catastrophic asteroid impact at the Chicxulub crater ended the Mesozoic Era.

Apulosauripus federicianus

None

Herbivore

Aquatilavipes swiboldae

None

Carnivore

Aquilarhinus palimentus

None

Herbivore

Arackar licanantay

None

Herbivore

Aralosaurus tuberiferus

None

Herbivore

Archaeornithoides deinosauriscus

None

Carnivore

Archaeornithomimus asiaticus

None

Herbivore

Archaeornithomimus bissektensis

None

Herbivore

Arcovenator

None

Carnivore

Arcovenator escotae

None

Carnivore

Arenysaurus ardevoli

None

Herbivore

Argentinosaurus

Sauropoda

Herbivore

Argentinosaurus huinculensis

None

Herbivore

Argyrosaurus superbus

None

Herbivore

Arrhinoceratops

None

Herbivore

Arrhinoceratops brachyops

None

Herbivore

Arriagadoolithus patagoniensis

None

Carnivore

Arrudatitan maximus

None

Herbivore

Asiaceratops

None

Herbivore

Asiaceratops salsopaludalis

None

Herbivore

Asiahesperornis

None

Carnivore

Asiahesperornis bazhanovi

None

Carnivore

Asiamericana asiatica

None

Carnivore

Asiatyrannus xui

None

Carnivore

Asteriornis maastrichtensis

None

Carnivore

Astigmasaura genuflexa

None

Herbivore

Atacamatitan chilensis

None

Herbivore

Atrociraptor marshalli

None

Carnivore

Atsinganosaurus velauciensis

None

Herbivore

Aucasaurus

None

Carnivore

Aucasaurus garridoi

None

Carnivore

Augustynolophus morrisi

None

Herbivore

Australovenator wintonensis

None

Carnivore

Austrocheirus isasii

None

Carnivore

Austroposeidon magnificus

None

Herbivore

Austroraptor cabazai

None

Carnivore

Avaceratops

None

Herbivore

Avaceratops lammersi

None

Herbivore

Avimimidae

None

Omnivore

Avimimus

None

Omnivore

Avimimus nemegtensis

None

Omnivore

Avimimus portentosus

None

Omnivore

Baalsaurus mansillai

None

Herbivore

Bactrosaurus

None

Herbivore

Bactrosaurus johnsoni

None

Herbivore

Bagaceratops

None

Herbivore

Bagaceratops rozhdestvenskyi

None

Herbivore

Bagaraatan ostromi

None

Carnivore