3Fossil sites
Ulan Argalant Formation
Ulan Argalant Formation in Mongolia: 3 fossil sites. Typical age: 162–101 million years (Cretaceous).
3Fossil sites
1Finds
162–101 million yearsTypical age
CretaceousMain period
Where its fossils were found
Cretaceous
By geological period
Cretaceous3
What was found
Dinosaurs · 1Psittacosaurus
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 8Öösh Formation 7Khuren Dukh Formation 6Tsagaantsav Formation 6Andaikhudag Formation 4Ulaanoosh Formation 3Javkhlant Formation 3Beds of Nogon Tsav 3Sharin-Gol Formation 3