Romaine Formation

Geology

Members: unnamed (13), lower (1), Sainte-Genevieve (1), upper (5)

Lithologies: not reported (10), wackestone (1), grainstone (1), "limestone" (1), dolomite (8)

Paleoenvironments: marine indet. (4), carbonate indet. (15), reef, buildup or bioherm (1)

Age range: base of the Arenigian to the top of the Rangerian or 478.60000 to 470.30000 Ma
Collections

Time interval Ma Country or state Original ID and collection number
Ibexian487.5 - 470.0Canada (Quebec) (111444 111446 111453 111458 111459 111460)
Jeffersonian - Rangerian485.4 - 470.3Canada (Quebec) (99217 189127)
Canadian485.4 - 457.3Canada (Quebec) (175223 175330)
Cassinian482.3 - 470.0Canada (Quebec) (56516 56517 56518 56519 56520 56564 56565 56649 99216)
Arenigian478.6 - 468.1Canada (Quebec) (66131)