Jianianhualong Jianianhualong (Jee-ahn-YAHN-hwah-long; “Jianianhua’s dragon”) is a genus of troodontid theropod dinosaur that lived during the Early Cretaceous period, approximately 124 million years ago. Fossils of this small, bird-like dinosaur were discovered in the Yixian Formation in Liaoning Province, China. The name honors the Jianianhua company, which sponsored the research, and “long,” which means dragon […]
Jinfengopteryx: Profile of a Prehistoric Bird-Like Dinosaur Jinfengopteryx Jinfengopteryx (JIN-feng-OP-ter-icks; “Golden Phoenix wing”) is a genus of small, feathered, bird-like theropod dinosaur that lived during the Early Cretaceous period, approximately 122 million years ago. Its remarkably well-preserved fossils were discovered in the Qiaotou Formation in Hebei Province, China. The name comes from “Jinfeng,” meaning golden
Jingshanosaurus – Dinosaur Encyclopedia Jingshanosaurus Jingshanosaurus (JING-shan-o-SAWR-us; “Jingshan lizard”) Jingshanosaurus is a genus of sauropodomorph dinosaur that lived during the Early Jurassic period, approximately 201 to 190 million years ago. Its fossils have been discovered in the Lufeng Formation in Jingshan County, Yunnan Province, China. The name Jingshanosaurus means “Jingshan lizard,” referring to the location
Jintasaurus: Encyclopedia Entry Jintasaurus Jintasaurus (JIN-tah-SAWR-us; “Jinta County lizard”) is a genus of herbivorous hadrosauroid dinosaur that lived during the Early Cretaceous period, approximately 125 to 100 million years ago. Its fossils were discovered in the Xinminpu Group in Jinta County, Gansu Province, northwestern China. Jintasaurus was first described by paleontologists You Hailu and Li
Jinzhousaurus: Profile of a Prehistoric Giant Jinzhousaurus Jinzhousaurus (JIN-zoh-SAWR-us; “Jinzhou lizard”) is a genus of hadrosauroid ornithopod dinosaur that lived during the Early Cretaceous period, approximately 125 to 120 million years ago. Its fossils were discovered in the Yixian Formation in Liaoning Province, China, a region famous for its exceptionally well-preserved fossils. Jinzhousaurus was first
Jiutaisaurus: Profile of a Prehistoric Giant Jiutaisaurus Jiutaisaurus (Jee-oo-tie-SAWR-us; “Jiutai lizard”) is a genus of titanosauriform sauropod dinosaur that lived during the Early Cretaceous period, approximately 125 to 100 million years ago. Its fossils were discovered in the Quantou Formation near Jiutai City, Jilin Province, China, which is how it got its name. Jiutaisaurus was
Jobaria: Profile of a Prehistoric Giant Jobaria Jobaria (joh-BAR-ee-ah; “after Jobar, a mythical creature”) is a genus of sauropod dinosaur that lived during the Middle Jurassic period, approximately 167 to 161 million years ago, in what is now Niger, Africa. The name refers to Jobar, a giant creature from the myths of the local Tuareg
Juratyrant: Profile of a Prehistoric Giant Juratyrant Juratyrant (JOO-rah-TY-rant; “Jurassic tyrant”) is a genus of tyrannosauroid theropod dinosaur that lived during the Late Jurassic period, approximately 149 million years ago, in what is now England. The name refers to its discovery in Jurassic-aged rocks and its classification within the Tyrannosauroidea, the group that includes the
Juravenator Juravenator (JOO-rah-VEN-ah-tor; “Jura hunter”) is a genus of small meat-eating dinosaur that lived about 152 to 151 million years ago, during the Late Jurassic period. Its fossils were discovered in the Jura Mountains region of Bavaria, Germany, which is how it got its name – “Jura hunter.” The only known fossil is of a
Juxia Juxia (JOO-SHEE-uh; “Named after the Juxi locality”) is an extinct genus of hyracodontid, a group of hornless rhinoceros-like mammals. It lived during the Eocene epoch, approximately 40 to 34 million years ago. Fossils of Juxia have been discovered in China. Juxia is considered one of the earliest and smallest members of the indricotheres, a
