Pass Peak Formation

Geology

Members: unnamed (1), upper (1)

Lithologies: unknown

Paleoenvironments: terrestrial indet. (2)

Age range: Lysitean or 54.90000 to 50.50000 Ma
Collections

Time interval Ma Country or state Original ID and collection number
Lysitean54.9 - 50.5USA (Wyoming) (15880 15881)