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.

Abavornis

None

Carnivore

Abavornis bonaparti

None

Carnivore

Abdarainurus barsboldi

None

Herbivore

Abditosaurus kuehnei

None

Herbivore

Abelichnus astigarrae

None

Carnivore

Abelisauridae

None

Carnivore

Abelisauroidea

None

Carnivore

Abelisaurus comahuensis

None

Carnivore

Abydosaurus mcintoshi

None

Herbivore

Acantholipan gonzalezi

None

Herbivore

Achelousaurus horneri

None

Herbivore

Acheralichnus leonardii

None

Herbivore

Acheroraptor

None

Carnivore

Acheroraptor temertyorum

None

Carnivore

Achillesaurus manazzonei

None

Carnivore

Achillobator giganticus

None

Carnivore

Acristavus gagslarsoni

None

Herbivore

Acrotholus audeti

None

Herbivore

Adamantisaurus mezzalirai

None

Herbivore

Adasaurus mongoliensis

None

Carnivore

Adelolophus hutchisoni

None

Herbivore

Adynomosaurus arcanus

None

Herbivore

Aegyptosaurus

None

Herbivore

Aeolosaurini

None

Herbivore

Aeolosaurus

None

Herbivore

Aeolosaurus colhuehuapensis

None

Herbivore

Aeolosaurus rionegrinus

None

Herbivore

Aepyornithomimus tugrikinensis

None

Herbivore

Aerosteon riocoloradensis

None

Carnivore

Ageroolithus

None

Carnivore

Ageroolithus fontllongensis

None

Carnivore

Agujaceratops

None

Herbivore

Agujaceratops mariscalensis

None

Herbivore

Agujaceratops mavericus

None

Herbivore

Ahshislepelta minor

None

Herbivore

Ahshislesaurus wimani

None

Herbivore

Ajkaceratops kozmai

None

Herbivore

Ajnabia odysseus

None

Herbivore

Akainacephalus johnsoni

None

Herbivore

Alamitornis minutus

None

Carnivore

Alamosaurus

None

Herbivore

Alamosaurus sanjuanensis

None

Herbivore

Alaskacephale gangloffi

None

Herbivore

Albertaceratops nesmoi

None

Herbivore

Albertadromeus syntarsus

None

Herbivore

Albertavenator curriei

None

Carnivore

Albertonykus

None

Carnivore

Albertonykus borealis

None

Carnivore