| Group or Formation |
Period |
Notes |
| Anse a Pierre Formation | Silurian | |
| Anse Maranda Formation | Cambrian | |
| Anticosti Group/Becscie Formation | Silurian, Ordovician | |
| Anticosti Group/Chicotte Formation | Silurian | |
| Anticosti Group/Gun River Formation | Silurian | |
| Anticosti Group/Jupiter Formation | Silurian | |
| Aylmer Formation | Ordovician | |
| Battery Point Formation | Devonian | |
| Beauharnois Formation | Ordovician | |
| Becscie Formation | Silurian, Ordovician | |
| Beekmantown Formation | Ordovician | |
| Beekmantown Group/Beauharnois Formation | Ordovician | |
| Bic Conglomerate Formation | Cambrian | |
| Black River Formation | Ordovician | |
| Bobcaygeon Formation | Ordovician | |
| Broken Skull Formation | Ordovician | |
| Cap Bon Ami Formation | Devonian | |
| Chaleurs Group/Anse a PierreFormation | Silurian | |
| Chaleurs Group/Anse Cascon Formation | Silurian | |
| Chaleurs Group/Clemville Formation | Silurian | |
| Chaleurs Group/La Vieille Formation | Silurian | |
| Chaleurs Group/Weir Formation | Silurian | |
| Champlain Clay Formation | Canada | |
| Chazy Group/Laval Formation | Ordovician | |
| Chicotte Formation | Silurian | |
| Crown Point Formation | Ordovician | |
| Dalhousie Formation | Devonian | |
| Day Point Formation | Ordovician | |
| Ekwan River Formation | Silurian | |
| Ellis Bay Formation | Ordovician | |
| English Head Formation | Ordovician | |
| Escuminac Formation | Devonian | |
| Gascons Formation | Silurian | |
| Gaspe Bay Sandstone Group/Battery Point Formation | Devonian | |
| Gaspe Sandstone | Devonian | |
| Gaspe Sandstone Group/Battery Point Formation | Devonian | |
| Gaspe Sandstones Formation | Devonian | |
| Grande Greve Formation | Devonian | |
| Gun River Formation | Silurian | |
| Honorat Formation | Ordovician | |
| Hugh Miller Cliffs Formation | Devonian | |
| Indian Point Formation | Silurian | |
| Interlake Group/Cedar Lake Dolomite Formation | Silurian | |
| Jolliet Group/Ellis Bay Formation | Ordovician | |
| Jolliet Group/Vaureal Formation | Ordovician | |
| Jupiter Formation | Silurian | |
| La Vieille Formation | Silurian | |
| Laforce Formation | Silurian | |
| Lake Aymler Formation | Silurian | |
| Laval Formation | Ordovician | |
| Levis Formation | Cambrian | |
| Lorraine Formation | Ordovician | |
| Lorraine Group/Nicolet River Formation | Ordovician | |
| Luke Hill Limestone | Ordovician | |
| Macasty Formation | Ordovician | |
| Malbaie Formation | Devonian | |
| Mann Formation | Silurian | |
| Matapedia Formation | Ordovician | |
| Matapedia Group/Grande Coupe Beds Formation | Ordovician | |
| Matapédia Formation | Ordovician | |
| Matapédia Group/White Head Formation | Ordovician | |
| Merrimack Formation | Silurian | |
| Mictaw Formation | Ordovician | |
| Miguasha Group/Escuminac Formation | Devonian | |
| Mingan Formation | Ordovician | |
| Mont Wissick Formation | Silurian | |
| Naylor Ledge Formation | Ordovician | |
| Nicolet Formation | Ordovician | |
| Nicolet River Formation | Ordovician | |
| Ottawa Formation | Ordovician | |
| Pamelia Formation | Ordovician | |
| Pontgravé River Formation | Ordovician | |
| Quebec Group/Cabano Formation | Silurian | |
| Romaine Formation | Ordovician | |
| Roncelles Formation | Devonian | |
| Sargent Bay Formation | Silurian | |
| Severn River Formation | Silurian | |
| Simard Formation | Ordovician | |
| Solomons Corner Formation | Ordovician | |
| Sources Formation | Silurian | |
| Thornloe Formation | Silurian | |
| Trenton Formation | Ordovician | |
| Trenton Group/Chicoutimi Limestone | Ordovician | |
| Trenton Group/Tetreauville Formation | Ordovician | |
| Utica Shale | Ordovician | |
| ValFormation | Silurian | |
| Valcour Formation | Ordovician | |
| Vaureal Formation | Ordovician | |
| Vaureal and Ellis Bay Formation | Ordovician | |
| West Point Formation | Silurian | |
| White Head Formation | Silurian, Ordovician | |
| York river Formation | Devonian | |
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