The Tongfosi Formation () is a Late Cretaceous (Cenomanian) geologic formation of the Yanji Group in China.Tongfosi Formation in the Paleobiology Database Fossil ornithopod tracks of iguanodontids and theropods have been reported from the fluvial sandstones of the formation.Matsukawa et al., 1995Weishampel et al., 2004, pp.517-607
See also List of dinosaur-bearing rock formations List of stratigraphic units with ornithischian tracks Ornithopod tracks
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