Tianchisaurus

Tianchisaurus
Temporal range: Late Jurassic,
Scientific classification
Kingdom: Animalia
Phylum: Chordata
Class: Reptilia
Clade: Dinosauria
Clade: Ornithischia
Clade: Thyreophora
Clade: Ankylosauria
Genus: Tianchisaurus
Dong, 1993
Type species
Tianchisaurus nedegoapeferima
Dong, 1993
Synonyms
  • "Sanghongesaurus" Zhao, 1983

Tianchisaurus (meaning "heavenly pool lizard"), also invalidly called Tianchiasaurus and "Jurassosaurus", is a genus of ankylosaurian dinosaur from the Late Jurassic (Oxfordian-Kimmeridgian) Toutunhe Formation of China. While many later-diverging ankylosaurids had bony clubs at the tips of their tails, Tianchisaurus likely lacked such a structure.