Thaynes Formation, Group
Formations: unnamed (56)
Members: unnamed (255), Portneuf (8), Ross Fork (2)
Lithologies: not reported (13), mudstone (5), "shale" (49), siltstone (19), sandstone (2), "mixed carbonate-siliciclastic" (7), marl (11), lime mudstone (1), wackestone (3), packstone (4), grainstone (14), "limestone" (200), "carbonate" (1)
Paleoenvironments: marine indet. (81), terrestrial indet. (1), carbonate indet. (42), shallow subtidal indet. (40), open shallow subtidal (21), lagoonal/restricted shallow subtidal (1), reef, buildup or bioherm (1), deep subtidal ramp (21), deep subtidal shelf (3), deep subtidal indet. (2), offshore ramp (14), offshore indet. (6), slope (9), marginal marine indet. (8), transition zone/lower shoreface (22), offshore (13), deep-water indet. (37)