19Fossil sites
Uldza Formation
Uldza Formation in Mongolia: 19 fossil sites. Typical age: 264–260 million years (Permian).
19Fossil sites
0Finds
264–260 million yearsTypical age
PermianMain period
Where its fossils were found
Permian
By geological period
Permian19
Towns with the most fossil sites nearby
Other formations of the same period
Permian