The Jehol Biota includes all the living organisms – the ecosystem – of northeastern China between 133 and 120 million years ago. This is the Lower Cretaceous...

Hongshanornithidae, considered to have been a dominant species in the Jehol Biota, the prehistoric Chinese ecosystem which supported them. The name Hongshanornithidae...

(2017). "Vertebrate assemblages of the Jurassic Yanliao Biota and the Early Cretaceous Jehol Biota: Comparisons and implications". Palaeoworld. 26 (2): 241–252...

described as the smallest known "adult" pterosaur to date. It lived in the Jehol Biota 120 million years ago. The generic name "Nemicolopterus" comes from the...

primitive birds, pterosaurs, and other organisms (see Jehol Biota). It is a member of the Jehol group. The exact age of the Jiufotang has been debated...

represents the second of three major faunal phases that characterize the Jehol Biota, mainly based on changes in invertebrate diversity. In the Yixian, ostracods...

successive evolution of the Yanliao Biota and the Jehol Biota, with no evidence of a complete turnover or extinction of biotas, as well as suggesting that the...

the formation is uncertain. It may represent an early portion of the Jehol Biota, dating to somewhere in the early Cretaceous or late Jurassic periods...

Sekiya; Zhi-ming Dong (2018). "A new Titanosauriformes dinosaur from Jehol Biota of western Liaoning, China". Global Geology. 37 (2): 327–333. doi:10...

Formation. This spans approximately 165 to 150 million years ago. Like the Jehol Biota, these deposits are composed of alternating layers of volcanic tuff and...