| Group or formation | Period | Notes |
| Advance Formation | Ordovician | |
| Allenby Formation | Paleogene | |
| Ambition Formation | Permian | |
| Ashman Formation | Jurassic | |
| Asitka Formation | Permian | |
| Asitka Formation | Permian | |
| Atan Group/Rosella Formation | Cambrian | |
| Baldonnel Formation | Triassic | |
| Bardonnel Formation | Triassic | |
| Beaver Mines Formation | Early Cretaceous | |
| Beaverfoot Formation | Silurian, Ordovician | |
| Belcourt Formation | Permian | |
| Billhook Formation | Jurassic | |
| Bocock Group/Pardonet Formation | Triassic | |
| Bonanza Formation | Jurassic, Triassic | |
| Boulder Creek Formation | Early Cretaceous | |
| Bowser Lake Formation | Jurassic | |
| Brokenback Hill Formation | Cretaceous | |
| Buckinghorse Formation | Early Cretaceous | |
| Bullhead Group/Gething Formation | Early Cretaceous | |
| Bullhead Group/Beattie Peaks Formation | Early Cretaceous | |
| Bullhead Group/Monach Formation | Early Cretaceous | |
| Burgess Shale Formation | Cambrian | |
| Buttle Lake Formation | Permian | |
| Cache Creek Formation | Permian | |
| Cache Creek Group/Horsefeed Formation | Permian, Carboniferous | |
| Cadomin Formation | Early Cretaceous | |
| Cardium Formation | Late Cretaceous | |
| Carmanah Formation | Paleogene | |
| Cathedral Formation | Cambrian | |
| Chancellor Group/Burgess Shale Formation | Cambrian | |
| Charlie Lake Formation | Triassic | |
| Coldwater Beds Formation | Paleogene | |
| Commotion Formation | Early Cretaceous | |
| Comox Formation | Cretaceous | |
| Currier Formation | Jurassic | |
| Cushina Formation | Ordovician | |
| Devils Claw Formation | Cretaceous | |
| Devon Island Formation | Devonian | |
| Duchesnay Formation | Cambrian | |
| Dunedin Formation | Devonian | |
| Dunvegan Formation | Late Cretaceous | |
| Fannin Formation | Jurassic | |
| Fantasque Formation | Permian | |
| Fernie Formation | Jurassic | |
| Flume Formation | Middle Devonian to Late Devonian | |
| Fort St. John Group/Buckinghorse Formation | Early Cretaceous | |
| Fort St. John Group/Shaftesbury Formation | Early Cretaceous | |
| Fort St. John Group/Sikanni Formation | Early Cretaceous | |
| Gates Formation | Early Cretaceous | |
| Ghost Creek Formation | Jurassic | |
| Glenogle Formation | Ordovician | |
| Grayling Formation | Triassic | |
| Grey Beds Formation | Triassic | |
| Haida Formation | Cretaceous | |
| Hall Formation | Jurassic | |
| Harbledown Formation | Jurassic | |
| Harper Ranch Formation | Permian | |
| Harrison Lake Formation | Jurassic | |
| Haslam Formation | Cretaceous | |
| Hazelton Formation | Cretaceous, Jurassic | |
| Hazelton Group/Cold Fish Volcanics Formation | Jurassic | |
| Hazelton Group/Lower Limestone Formation | Jurassic | |
| Hazelton Group/Lower Volcanics Formation | Jurassic | |
| Hazelton Group/Nilkitkwa Formation | Jurassic | |
| Hazelton Group/Smithers Formation | Jurassic | |
| Hazelton Group/Spatsizi Formation | Jurassic | |
| Hazelton Formation | Jurassic | |
| Honna Formation | Cretaceous | |
| Hazelton Group/Smithers Formation | Jurassic | |
| Hulcross Formation | Early Cretaceous | |
| Ishbel Formation | Permian | |
| Jackass Mountain Formation | Cretaceous | |
| Kakisa Formation | Devonian | |
| Kamloops Formation | Paleogene | |
| Karmutsen Formation | Triassic | |
| Kaskapau Formation | Late Cretaceous | |
| Kechika Formation | Ordovician | |
| Keg River Formation | Middle Devonian | |
| Kindle Formation | Permian | |
| King Salmon Formation | Triassic | |
| Kingsvale Formation | Cretaceous | |
| Kishenehn Formation | Paleogene | |
| Kootenay Group | latest Jurassic to earliestCretaceous | |
| Kunga Group/Peril Formation | Triassic | |
| Kunga Group/Sandilands Formation | Jurassic, Triassic | |
| Laberge Formation | Jurassic | |
| Laberge Group/Takwahoni Formation | Jurassic | |
| Laird Formation | Triassic | |
| Last Creek Formation | Jurassic | |
| Lepine Formation | Cretaceous | |
| Liard Formation | Triassic | |
| Ludington Formation | Triassic | |
| Marble Canyon Formation | Permian | |
| Maude Group | Jurassic | |
| Maude Group/Fannin Formation | Jurassic | |
| Maude Group/Ghost Creek Formation | Jurassic | |
| Maude Group/Phantom Creek Formation | Jurassic | |
| Maude Group/Whiteaves Formation | Jurassic | |
| McEvoy Formation | Cretaceous | |
| McGregor Creek Formation | Permian | |
| McKay Group | Ordovician, Cambrian | |
| McKay Group/E Formation | Ordovician | |
| McKay Group/Unit H Formation | Cambrian | |
| Miette Group | Ediacaran | |
| Miette Group/Byng Formation | Ediacaran | |
| Minnes Group | Early Cretaceous | |
| Mist Mountain Formation | latest Jurassic to earliest Cretaceous | |
| Monteith Formation | Early Cretaceous | |
| Moosebar Formation | Early Cretaceous | |
| Mount Greene Formation | Permian | |
| Mount Hawk Formation | Late Devonian | |
| Mount Mark Formation | Permian | |
| Mount Whyte Formation | Cambrian | |
| Mural Formation | Cambrian | |
| Mural (Tah) Formation | Cambrian | |
| Nanaimo Group | Cretaceous | |
| Nanaimo Group/Cedar District Formation | Cretaceous | |
| Nanaimo Group/Comox Formation | Cretaceous | |
| Nanaimo Group/Extension Formation | Cretaceous | |
| Nanaimo Group/Newcastle Formation | Cretaceous | |
| Nanaimo Group/Northumberland Formation | Cretaceous | |
| Nanaimo Group/Protection Formation | Cretaceous | |
| Nanaimo Group/Spray Formation | Cretaceous | |
| Nicola Formation | Triassic | |
| Northumberland Formation | Cretaceous | |
| Ootsa Lake Formation | Paleogene | |
| Open Bay Formation | Triassic | |
| Opuntia Formation | Jurassic | |
| Pardonet Formation | Triassic | |
| Pardonet Group/Baldonnel Formation | Triassic | |
| Parsons Bay Formation | Triassic | |
| Pasayten Formation | Cretaceous | |
| Pender Formation | Cretaceous | |
| Peril Formation | Triassic | |
| Phantom Creek Formation | Jurassic | |
| Princeton Group | Paleogene | |
| Princeton Group/Allenby Formation | Paleogene | |
| Ptarmigan Formation | Cambrian | |
| Quatsino Formation | Triassic | |
| Ranger Canyon Formation | Permian | |
| Road River Formation | Silurian | |
| Rocky Mountain Group/Ishbel Formation | Permian | |
| Rocky Mountain Group/Tunnel Mountain Formation | Carboniferous | |
| Rosella Formation | Cambrian | |
| Ross Creek Formation | Permian | |
| Sadler Formation | Triassic | |
| Salmon River Formation | Jurassic | |
| Sandilands Formation | Jurassic, Triassic | |
| Schooler Creek Group/Pardonet Formation | Triassic | |
| Second White Speckled Shale Formation | Late Cretaceous | |
| Simla Formation | Devonian | |
| Sinwa Formation | Triassic | |
| Skidgate Formation | Cretaceous | |
| Skoki Formation | Ordovician | |
| Skonun Formation | Neogene | |
| Slave Point Formation | Middle Devonian | |
| Slocan Formation | Triassic | |
| Smithers Formation | Jurassic | |
| Smoky Group/Kaskapau Formation | Late Cretaceous | |
| Sooke Formation | Paleogene | |
| Spence Bridge Formation | Cretaceous | |
| Spray River Formation | Triassic | |
| Stephen Formation | Cambrian | |
| Stuhini Formation | Triassic | |
| Sulphur Mountain Formation | Triassic | |
| Sulphur Point Formation | Devonian | |
| Sustut Group/Brothers Peak Formation | Cretaceous | |
| Sutton Formation | Triassic | |
| Takla Formation | Triassic | |
| Telford Formation | Permian | |
| Telkwa Formation | Jurassic | |
| Toad Formation | Triassic | |
| Transitional Beds Formation | Triassic | |
| Tyaughton Formation | Triassic | |
| Uslika Formation | Cretaceous | |
| Vermilion Formation | Cambrian | |
| Whiteaves Formation | Jurassic | |
| Yakoun Formation | Jurassic | |
| Yakoun Group/Graham Island Formation | Jurassic | |
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