7Fossil sites
Öösh Formation
Öösh Formation in Mongolia: 7 fossil sites. Typical age: 143–101 million years (Cretaceous).
7Fossil sites
20Finds
143–101 million yearsTypical age
CretaceousMain period
Where its fossils were found
Cretaceous
By geological period
Cretaceous7
What was found
Dinosaurs · 19Psittacosaurus, Shanag, Pinacosaurus
Pterosaurs · 1
Towns with the most fossil sites nearby
Other formations of the same period
Cretaceous
Nemegt Formation 154Djadokhta Formation 60Baynshire Formation 58Baruungoyot Formation 51Gurvan-Eren Formation 39Dzun-Bain Formation 34Mogotuin Formation 13Anda-Khuduk Formation 10Turga Formation 8Khuren Dukh Formation 6Tsagaantsav Formation 6Andaikhudag Formation 4Ulaanoosh Formation 3Ulan Argalant Formation 3Javkhlant Formation 3Beds of Nogon Tsav 3Sharin-Gol Formation 3