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.

Megalosauroidea

None

Megaraptora

None

Megaraptoridae

None

Megaraptor namunhuaiquii

None

Mendozasaurus neguyelap

None

Menefeeceratops sealeyi

None

Menucocelsior arriagadai

None

Meraxes gigas

None

Micropachycephalosaurus hongtuyanensis

None

Minqaria bata

None

Mirarce eatoni

None

Mochlodon vorosi

None

Monocloniinae

None

Monoclonius

None

Monoclonius crassus

None

Mononykus

None

Mononykus olecranus

None

Montanoceratops cerorhynchus

None

Montanoolithus labadousensis

None

Montanoolithus strongorum

None

Moros intrepidus

None

Morrosaurus antarcticus

None

Mosaiceratops azumai

None

Mosaicoolithus zhangtoucaoensis

None

Multifissoolithus megadermus

None

Murusraptor barrosaensis

None

Muyelensaurus pecheni

None

Naashoibitosaurus ostromi

None

Nanhsiungoolithus

None

Nanhsiungoolithus chuetienensis

None

Nankangia jiangxiensis

None

Nanningosaurus dashiensis

None

Nanshiungosaurus brevispinus

None

Nanuqsaurus hoglundi

None

Nanyangosaurus zhugeii

None

Narambuenatitan palomoi

None

Nasutoceratops titusi

None

Natovenator polydontus

None

Navajoceratops sullivani

None

Navaornis hestiae

None

Neimongosaurus

None

Neimongosaurus yangi

None

Nemegtomaia barsboldi

None

Nemegtonykus citus

None

Nemegtosauridae

None

Nemegtosaurus

None

Nemegtosaurus mongoliensis

None

Neoceratopsia

None