Hebei Xuanhua discovered more than 4,300 dinosaur footprints

Xinhua News Agency, Shijiazhuang, July 12 (Reporter Qin Jing) Recently, Xuanhua District, Zhangjiakou City, Hebei Province held a special reporting meeting for dinosaur footprint fossil groups to report the situation of large -scale dinosaur footprint fossils found in Xuanhua. This time, the area involved an area of ​​more than 9,000 square meters, with a total of more than 4,300 dinosaur footprints, and its rock layer has been 150 million years old.

Sun Xiao, chief engineer of the Hebei Provincial Geological Investigation Institute, introduced that in April 2020, the Hebei Provincial Geological Survey found a large -scale dinosaur footprint fossil group in Xuanhua District. The fossil group is located on a hillside in Xuanhua District. The hard rocks are densely distributed with dense dinosaur footprints. Some of these footprints are approximately circular, and some look like animal claws. Through the identification and classification of traces, experts determine that there are 4 types of dinosaur footprints, and the newly discovered 1 case of dinosaur footprints shows the characteristics of large scale, many types of footprints, and good preservation status.

Xing Lida, an associate professor at China University of Geosciences, said that this level belongs to the era of Jurassic to Baiji, and it is inferred from the footprint of the scene that the length of the planting dinosaurs can reach more than 15 meters and the body dinosaurs can reach 4 to 5 meters.

According to reports, these dinosaur footprints have also filled the "blank zone" between the two major mid -generation biological communities of "Yanliao" and "Rehe" in Hebei Province, which has important value for studying the relationship between the two major biological communities. Essence

【Edit: Li Yan】

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