7Fossil sites
Guanyintan Formation
Guanyintan Formation in China: 7 fossil sites. Typical age: 184–171 million years (Jurassic, Triassic).
7Fossil sites
0Finds
184–171 million yearsTypical age
JurassicMain period
Where its fossils were found
JurassicTriassic
By geological period
Jurassic6
Triassic1
Towns with the most fossil sites nearby
Other formations of the same period
Jurassic
Shaximiao Formation 54Lufeng Formation 47Daohugou Formation 43Shishugou Formation 40Haifanggou Formation 31Jinji Formation 28Matuo Formation 28Ziliujing Formation 27Jiulongshan Formation 25Yanan Formation 19Tiaojishan Formation 15Tuotuohe Formation 14Hepingxiang Formation 14Germig Formation 13Dongdaqiao Formation 13Fengjiahe Formation 12Zaoshang Formation 11Linshan Formation 9Xishanyao Formation 8Chijingqiao Formation 7Zhiluo Formation 7Suwa Formation 7Badaowan Formation 7Xintiangou Formation 6