Brisbois Formation

Geology

Members: unnamed (2)

Lithologies: not reported (1), mudstone (1)

Paleoenvironments: marine indet. (1), deep-water indet. (1)

Age range: base of the Tuvalian to the top of the Carnian or 233.60000 to 227.30000 Ma
Collections

Time interval Ma Country or state Original ID and collection number
Carnian237.0 - 227.3USA (Oregon) (101370)
Tuvalian - Norian233.6 - 205.7USA (Oregon) (95144)