Denver Formation
The Denver Formation holds 6 genera from this site (16th of 26 formations), in 16 fossil records. Its dinosaur-bearing records date to the Maastrichtian (72.1–66 Ma), with finds in Colorado. Countries: United States.
Its genera through time
The overall stage range of each genus recorded here (all its formations), oldest at the top.
Top: the whole age of dinosaurs, 251.9–66 million years ago; the outlined part is enlarged below. Each bar spans the ICS stages its well-dated fossil records fall in.
Genera recorded here
Records in this formation, and the share of each genus's records that come from it.
GenusTriassicJurassicCretaceousLivedGroup · share of genusHere
- Tyrannosaurus72.1–66 MaTheropods · 7% of its records6
- Ornithomimus83.6–66 MaTheropods · 11% of its records4
- Edmontonia83.6–66 MaArmoured & plated dinosaurs · 12% of its records2
- Triceratops72.1–66 MaHorned dinosaurs · 1% of its records2
- Dromaeosaurus83.6–66 MaTheropods · 2% of its records1
- Pachycephalosaurus72.1–66 MaDome-headed dinosaurs · 3% of its records1
Where it crops out
Fossil records with coordinates, at present-day positions.
Groups present
Theropods (3), armoured & plated dinosaurs (1), dome-headed dinosaurs (1), horned dinosaurs (1).
States and provinces