Rock unit

Tuchengzi

6 dinosaur genera in Omnisaura with fossils from the Tuchengzi, oldest first. See all rock units.

GrallatorHitchcock 1858
Footprints and traces237–100.5 million years ago
BrontopodusFarlow et al. 1989
Footprints and traces174.7–85.7 million years ago
TherangospodusLockley et al. 2000
Footprints and traces168.6–132.6 million years ago
MegalosauripusLessertisseur 1955
Footprints and traces168.2–132.6 million years ago
ChaoyangsaurusZhao et al. 1999
Bones152.21–132.6 million years ago
MenglongipusXing et al. 2009
Footprints and traces152.21–132.6 million years ago