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。
Jinfengopteryx elegans
None
CarnivoreJiuquanornis niui
None
CarnivoreJuehuaornis zhangi
None
CarnivoreKinnareemimus khonkaenensis
None
HerbivoreLajasvenator ascheriae
None
CarnivoreWintonopus latomorum
None
HerbivoreWulong bohaiensis
None
CarnivoreWupus agilis
None
CarnivoreAcrocanthosaurus
None
CarnivoreAcrocanthosaurus atokensis
None
CarnivoreAegyptosaurus baharijensis
None
HerbivoreAgustinia ligabuei
None
HerbivoreHarpymimus okladnikovi
None
HerbivoreHelioceratops brachygnathus
None
HerbivoreHexing qingyi
None
HerbivoreHimeoolithus murakamii
None
CarnivoreHistriasaurus boscarollii
None
HerbivoreHolbotia ponomarenkoi
None
CarnivoreHongshanornis longicresta
None
CarnivoreHoplitosaurus
None
HerbivoreHouornis caudatus
None
CarnivoreHuanghetitan liujiaxiaensis
None
HerbivoreHuoshanornis huji
None
CarnivoreHypnovenator matsubaraetoheorum
None
CarnivoreHypsilophodon
None
HerbivoreIberomesornis romerali
None
CarnivoreIberospinus natarioi
None
CarnivoreJinguofortis perplexus
None
CarnivoreIgnotornis gajinensis
None
CarnivoreIguanacolossus
None
HerbivoreIguanacolossus fortis
None
HerbivoreXiangornis shenmi
None
CarnivoreJintasaurus meniscus
None
HerbivoreIguanodon major
None
HerbivoreIguanodontia
None
HerbivoreIguanodontipodidae
None
HerbivoreImparavis
None
CarnivoreIrenesauripus
None
CarnivoreIrenesauripus occidentalis
None
CarnivoreIstiorachis macarthurae
None
HerbivoreJeholornis
None
CarnivoreJeholornis curvipes
None
CarnivoreJeholornis palmapenis
None
CarnivoreJeholosaurus
None
HerbivoreJianchangornis microdonta
None
CarnivoreKalohipus bretunensis
None
CarnivoreKaririavis mater
None
CarnivoreKhinganornis
None
Carnivore