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.
Hesperornis montanus
None
PiscivoreHesperornis regalis
None
PiscivoreHesperornis rossicus
None
PiscivoreHesperornithidae
None
CarnivoreHesperornithiformes
None
CarnivoreHeyuannia huangi
None
OmnivoreHeyuannia yanshini
None
OmnivoreHollanda luceria
None
CarnivoreHomalocephale calathocercos
None
HerbivoreHorezmavis eocretacea
None
CarnivoreHuabeisaurus allocotus
None
HerbivoreHuallasaurus australis
None
HerbivoreHuanansaurus ganzhouensis
None
OmnivoreHuaxiazhoulong shouwen
None
HerbivoreHuehuecanauhtlus tiquichensis
None
HerbivoreHuinculsaurus montesi
None
CarnivoreHulsanpes perlei
None
CarnivoreHunanpus jiuquwanensis
None
CarnivoreHungarosaurus
None
HerbivoreHungarosaurus tormai
None
HerbivoreHwangsanipes choughi
None
CarnivoreHypacrosaurus
None
HerbivoreHypacrosaurus altispinus
None
HerbivoreHypacrosaurus stebingeri
None
HerbivoreIaceornis marshi
None
CarnivoreIani smithi
None
HerbivoreIbirania parva
None
HerbivoreIchthyornis
None
PiscivoreIchthyornis dispar
None
PiscivoreIchthyornis minusculus
None
PiscivoreIchthyornithes
None
CarnivoreIgai semkhu
None
HerbivoreIkqaumishan smqureshi
None
HerbivoreIlokelesia aguadagrandensis
None
CarnivoreImperobator antarcticus
None
CarnivoreImrankhanhero zilefatmi
None
HerbivoreInawentu oslatus
None
HerbivoreIncolornis silvae
None
CarnivoreIndosaurus matleyi
None
CarnivoreIndosuchus raptorius
None
CarnivoreIngenia
None
OmnivoreIntiornis inexpectatus
None
CarnivoreInvictarx zephyri
None
HerbivoreIsasicursor santacrucensis
None
HerbivoreIschioceratops zhuchengensis
None
HerbivoreIsisaurus
None
HerbivoreIsisaurus colberti
None
HerbivoreItapeuasaurus cajapioensis
None
Herbivore