Guifeng Group

Geology

Formations: Hekou (3)

Lithologies: not reported (2), sandstone (1)

Paleoenvironments: fluvial indet. (1), alluvial fan (2)

Age range: Maastrichtian or 72.10000 to 66.00000 Ma
Collections

Time interval Ma Country or state Original ID and collection number
Maastrichtian72.1 - 66.0China (Jiangxi) (220036)
Maastrichtian72.1 - 66.0China (Zhanggong) (232699)
Maastrichtian72.1 - 66.0China (Gansu) (232698)