Cretaceous Early

Mesozoic 145.0–100.5 Mya 703 dinosaurs

The Cretaceous saw continued dinosaur evolution with the rise of ornithopods and early ceratopsians. Flowering plants first appeared and began to transform terrestrial ecosystems. Spinosaurus and other large theropods lived during this time.

Xuwulong yueluni

None

Herbivore

Yanbeilong ultimus

None

Herbivore

Yangavis confucii

None

Carnivore

Yangchuanosaurus

None

Carnivore

Yangtzepus clarkei

None

Carnivore

Yangtzepus yipingensis

None

Carnivore

Yanornis guozhangi

None

Carnivore

Yanornis martini

None

Carnivore

Yaverlandia bitholus

None

Carnivore

Yixianornis grabaui

None

Carnivore

Yixianosaurus longimanus

None

Carnivore

Yongjinglong datangi

None

Herbivore

Yuanchuavis kompsosoura

None

Carnivore

Yuanjiawaornis viriosus

None

Carnivore

Yuanyanglong bainian

None

Omnivore

Yueosaurus tiantaiensis

None

Herbivore

Yumenornis huangi

None

Carnivore

Yunmenglong ruyangensis

None

Herbivore

Yurgovuchia

None

Carnivore

Yurgovuchia doellingi

None

Carnivore

Yutyrannus

Tyrannosauridae

Carnivore

Yutyrannus huali

None

Carnivore

Zapalasaurus bonapartei

None

Herbivore

Zavacephale rinpoche

None

Herbivore

Zephyrosaurus

None

Herbivore

Zephyrosaurus schaffi

None

Herbivore

Zhenyuanlong suni

None

Carnivore

Zhongjianornis yangi

None

Carnivore

Zhongjianosaurus yangi

None

Carnivore

Zhongornis haoae

None

Carnivore

Zhouornis hani

None

Carnivore