Cretaceous Early
Mesozoic
145.0–100.5 Mya
703 恐龙
白垩纪见证了恐龙的持续演化，鸟脚类和早期角龙类兴起。开花植物首次出现并开始改变陆地生态系统。棘龙和其他大型兽脚类在此时期生活。
Shengjingornis yangi
None
CarnivoreShenzhouraptor sinensis
None
CarnivoreShenzhousaurus orientalis
None
HerbivoreSuchomimus
Spinosauridae
PiscivoreNigersaurus
Sauropoda
HerbivoreZhouornis hani
None
CarnivoreZhongornis haoae
None
CarnivoreZhongjianornis yangi
None
CarnivoreZhenyuanlong suni
None
CarnivoreZephyrosaurus
None
HerbivoreBaryonyx
Spinosauridae
PiscivoreCarcharodontosaurus
Theropoda
CarnivoreDeinonychus
Dromaeosauridae
CarnivoreIguanodon
Ornithischia
HerbivoreIrritator
Spinosauridae
PiscivoreMicroraptor
Dromaeosauridae
CarnivoreMuttaburrasaurus
Ornithischia
HerbivorePsittacosaurus
Ceratopsia
HerbivoreSauropelta
Ankylosauria
HerbivoreSinosauropteryx
Theropoda
CarnivoreSpinosaurus
Spinosauridae
PiscivoreUtahraptor
Dromaeosauridae
CarnivoreYutyrannus
Tyrannosauridae
CarnivoreIguanodon galvensis
None
HerbivoreShanag ashile
None
CarnivoreSpinostropheus gautieri
None
CarnivoreHylaeosaurus armatus
None
HerbivoreDemandasaurus darwini
None
HerbivoreArchaeoceratops yujingziensis
None
HerbivoreGastonia lorriemcwhinneyae
None
HerbivoreValdosaurus canaliculatus
None
Herbivore