Rock unit
Udurchukan
5 dinosaur genera in Omnisaura with fossils from the Udurchukan, oldest first. See all rock units.
- RichardoestesiaCurrie et al. 1990
- TarbosaurusMaleev 1955
- TroodonLeidy 1856
- AmurosaurusBolotsky and Kurzanov 1991
- KerberosaurusBolotsky and Godefroit 2004