"Crooked Creek" Formation

Geology

Members: unnamed (1), Pearlette Ash O (1)

Lithologies: unknown

Paleoenvironments: terrestrial indet. (2)

Age range: Irvingtonian or 1.40000 to 0.21000 Ma
Collections

Time interval Ma Country or state Original ID and collection number
Irvingtonian1.4 - 0.21USA (Kansas) (20148 20301)