Upper Sandstone Member
Geology
Group: Upper Yezo
Formation: Osoushinai
Lithologies: sandstone (1)
Paleoenvironments: marine indet. (1)
Collections
Time interval | Ma | Country or state | Original ID and collection number |
---|---|---|---|
Aptian | Canada (Yukon) | (55970) | |
Late/Upper Cenomanian | USA (Arizona) | (53488 53489 53491 53492 53503 53505 53509 54117 54118 54155 55263 55633 55566 55631 55632 55634 55635 230790) | |
Middle Coniacian | USA (Arizona) | (28001) | |
Early/Lower Campanian | Japan (Hokkaido) | (152095) | |
Maastrichtian | India (Madhya Pradesh) | (24879) |