Yaquina Formation

Geology

Members: unnamed (7), upper (1)

Lithologies: not reported (3), siltstone (2), sandstone (4)

Paleoenvironments: marine indet. (6), terrestrial indet. (1), deltaic indet. (1)

Age range: Late/Upper Oligocene or 27.30000 to 23.04000 Ma
Collections

Time interval Ma Country or state Original ID and collection number
Chattian27.3 - 23.04USA (Oregon) (45782 45788 58892 180442 201628 202148)
Late/Upper Oligocene27.3 - 23.04USA (Oregon) (91211 237760)