Hartford Formation

Geology

Members: unnamed (1)

Lithologies: "limestone" (1)

Paleoenvironments: carbonate indet. (1), marginal marine indet. (1)

Age range: Gzhelian or 303.70000 to 298.90000 Ma
Collections

Time interval Ma Country or state Original ID and collection number
Bashkirian - Gzhelian323.4 - 298.9USA (Kansas) (11175)
Gzhelian303.7 - 298.9USA (Kansas) (121309)