Milk River Formation

Geology

Members: unnamed (10), Deadhorse Coulee (20)

Lithologies: not reported (18), "shale" (1), siltstone (2), sandstone (10)

Paleoenvironments: terrestrial indet. (28), fluvial indet. (2)

Age range: Late/Upper Santonian or 85.80000 to 83.50000 Ma
Collections

Time interval Ma Country or state Original ID and collection number
Late/Upper Santonian85.8 - 83.5Canada (Alberta) (14422 14423 14424 14425 14426 14427 14428 27531 35082 35083 35084 35085 35089 35092 35093 48834 48835 52640 68656 71485 71486 108197 125521 146190 154706 154707 172615 190344 190345 224584)