Stark Shale Member

Geology

Group: Kansas City

Formation: Dennis

Lithologies: "shale" (13)

Paleoenvironments: marine indet. (11), offshore (2)

Age range: Missourian or 306.00000 to 303.70000 Ma
Collections

Time interval Ma Country or state Original ID and collection number
Missourian306.0 - 303.7USA (Nebraska) (50933 50934)
Missourian306.0 - 303.7USA (Oklahoma) (143)
Missourian306.0 - 303.7USA (Iowa) (133 134)
Missourian306.0 - 303.7USA (Missouri) (135 136)
Missourian306.0 - 303.7USA (Kansas) (137 138 139 140 141 142)