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.

Neoceratosauria

None

Carnivore

Neogaeornis wetzeli

None

Herbivore

Neornithes

None

Carnivore

Neuquenornis volans

None

Carnivore

Neuquenraptor argentinus

None

Carnivore

Neuquensaurus

None

Herbivore

Neuquensaurus australis

None

Herbivore

Nevadadromeus schmitti

None

Herbivore

Nicksaurus razashahi

None

Herbivore

Niebla antiqua

None

Carnivore

Niobrarasaurus coleii

None

Herbivore

Nipponosaurus sachalinensis

None

Herbivore

Noasauridae

None

Carnivore

Noasaurus leali

None

Carnivore

Nodocephalosaurus kirtlandensis

None

Herbivore

Nodosauridae

None

Herbivore

Nodosaurus

None

Herbivore

Nodosaurus textilis

None

Herbivore

Nopcsaspondylus alarconensis

None

Herbivore

Nothronychus graffami

None

Herbivore

Nothronychus mckinleyi

None

Herbivore

Notoceratops bonarelli

None

Herbivore

Notocolossus gonzalezparejasi

None

Herbivore

Notohypsilophodon comodorensis

None

Herbivore

Nullotitan glaciaris

None

Herbivore

Obelignathus septimanicus

None

Herbivore

Oblongoolithus glaber

None

Carnivore

Oena

None

Herbivore

Ojoceratops fowleri

None

Herbivore

Oksoko avarsan

None

Omnivore

Olorotitan arharensis

None

Herbivore

Ondogurvel alifanovi

None

Carnivore

Oohkotokia

None

Herbivore

Oohkotokia horneri

None

Herbivore

Opisthocoelicaudia skarzynskii

None

Herbivore

Orkoraptor burkei

None

Carnivore

Ornatops incantatus

None

Herbivore

Ornithoides oshiensis

None

Carnivore

Ornithomimidae

None

Herbivore

Ornithomimipus angustus

None

Carnivore

Ornithomimipus jaillardi

None

Carnivore

Ornithomimosauria

None

Herbivore

Ornithomimus

Ornithomimosauria

Omnivore

Ornithomimus edmontonicus

None

Herbivore

Ornithomimus tenuis

None

Herbivore

Ornithomimus velox

None

Herbivore

Ornithothoraces

None

Carnivore

Ornithurae

None

Carnivore