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Sinankylosaurus

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Sinankylosaurus
Temporal range: Campanian
~77.3–73.5 Ma
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Clade: Dinosauria
Genus: Sinankylosaurus
Wang et al., 2020
Species:
S. zhuchengensis
Binomial name
Sinankylosaurus zhuchengensis
Wang et al., 2020

Sinankylosaurus (meaning "Chinese fused lizard") is a genus of ankylosaurian dinosaur from the late Cretaceous Period of Shandong, China. The genus contains a single species, Sinankylosaurus zhuchengensis, known from a near-complete right illium. The describers explain that the discovery of Sinankylosaurus not only expands knowledge of Zhucheng dinosaur species, it also shows the similarity between dinosaurs of eastern Asia and North America.[1]

Discovery and naming

After entering the 21st century, starting in 1964, paleontologists conducted large-scale excavations in Zhucheng and discovered an abundant source of fossils; notably dinosaur fossils. The holotype specimen (ZJZ-183) was discovered in the Upper Cretaceous Wangshi Group in Zhucheng, Shandong Province, China around 2010.[2] The fossil was prepared during the following years and it was described in 2020.[1]

Description

Based on Pinacosaurus,[3] a contemporary relative of Sinankylosaurus, the latter would have grown to around 5 metres (16 ft) long and would have weighed no heavier than 2 tonnes (4,400 lb).[1]

Paleoecology

References

  1. ^ a b c Wang, K. B.; Zhang, Y. X.; Chen, J.; Chen, S. Q.; Wang, P. Y. (2020). "A new ankylosaurian from the Late Cretaceous strata of Zhucheng, Shandong Province". Geological Bulletin of China (in Chinese). 39 (7): 958–962.
  2. ^ "Shandong discovers new dinosaur with spikes!". yqqlm. Retrieved 21 August 2020.
  3. ^ Gregory S. Paul (2010). The Princeton Field Guide to Dinosaurs. United States of America: Princeton University Press. ISBN 9780691137209.