Peace River Formation (Florida): The Peace River Formation is a Late Oligocene to Early Miocene geologic formation in the west-central Florida peninsula. Period: Neogene Epoch: Miocene to Pliocene Faunal stage: Arikareean through Hemphillian, ~23.03–4.9 mya, calculates to a period of ... (Earth) [100%] 2023-08-04 [Geologic formations of Florida]
Rat River Formation: The Rat River Formation is a geologic formation in Northwest Territories. It preserves fossils dating back to the Cretaceous period. [100%] 2023-12-20 [Cretaceous Northwest Territories] [Aptian Stage]...
Red River Formation: The Red River Formation is a stratigraphical unit of Late Ordovician age in the Williston Basin. It takes the name from the Red River of the North, and was first described in outcrop in the Tyndall Stone quarries and along ... [100%] 2024-01-11 [Geologic formations of Manitoba] [Ordovician southern paleotropical deposits]...
Shark River Formation: The Shark River Formation is a geologic formation in Texas. It preserves fossils dating back to the Paleogene period. (Geologic formation in Texas, United States) [100%] 2024-02-04 [Paleogene geology of Texas] [Paleogene geology of New Jersey]...
Harvey River Formation: The Harvey River Formation is a geologic formation in Jamaica. It preserves bivalve fossils dating back to the Cretaceous period. (Geologic formation in Jamaica) [100%] 2022-02-22 [Geologic formations of Jamaica] [Cretaceous Jamaica]...
Chowan River Formation: The Chowan River Formation is a geologic formation in North Carolina. It preserves fossils dating back to the Neogene period. [100%] 2023-04-17 [Neogene geology of North Carolina]
Mason River Formation: The Mason River Formation is a geologic formation in Northwest Territories. It preserves fossils dating back to the Cretaceous period. (Geological site) [100%] 2024-02-14 [Cretaceous Northwest Territories]
Peace River Formation: The Peace River Formation is a stratigraphical unit of middle Albian age in the Western Canadian Sedimentary Basin. It takes the name from the Peace River, and was first described on the banks of the river, downstream from the Smoky ... [100%] 2023-10-11 [Geologic formations of Alberta] [Geologic formations of British Columbia]...
White River Formation: The White River Formation is a geologic formation of the Paleogene Period, in the northern Great Plains and central Rocky Mountains, within the United States. It has been found in northeastern Colorado, Dawes County in western Nebraska, Badlands of western ... [100%] 2023-12-17 [White River Formation] [Geologic formations of the United States]...
Gun River Formation: The Gun River Formation is a geologic formation in Quebec. It preserves fossils dating back to the Silurian period. [100%] 2022-08-21 [Silurian Quebec] [Silurian southern paleotemperate deposits]...
English River Formation: The English River Formation is a geologic formation in Illinois. It preserves fossils dating back to the Carboniferous period. [100%] 2023-03-05 [Carboniferous Iowa] [Carboniferous Illinois]...
White River Formation: The White River Formation is a geologic formation of the Paleogene Period, in the northern Great Plains and central Rocky Mountains, within the United States . It has been found in northeastern Colorado, Dawes County in western Nebraska, Badlands of western ... (Earth) [100%] 2023-11-05 [Priabonian]
Sundays River Formation: The Sundays River Formation is a geological formation found in the Eastern and Western Cape provinces in South Africa . It is the second youngest of the four formations found within the Uitenhage Group of the Algoa Basin, its type locality ... (Earth) [100%] 2023-11-09 [Hauterivian Stage] [Valanginian Stage]...
Green River Formation: The Green River Formation is an Eocene geologic formation that records the sedimentation in a group of intermountain lakes in three basins along the present-day Green River in Colorado, Wyoming, and Utah. The sediments are deposited in very fine ... (Earth) [100%] 2023-12-12 [Geologic formations of Utah] [Geological type localities]...
Hoko River Formation: The Hoko River Formation is a Late Eocene marine sedimentary geologic formation. The formation is exposed in outcrops along the Strait of Juan de Fuca on the Olympic Peninsula in Washington (state) , USA. (Earth) [100%] 2023-08-16 [Eocene]
Horn River Formation: The Horn River Formation (also Horn River Shale) is a stratigraphic unit of Devonian (early Givetian to late Frasnian) age in the Western Canadian Sedimentary Basin. It is a thick sequence of marine sediments that was first described in outcrop ... (Earth) [100%] 2022-03-13 [Shale formations]
Keg River Formation: The Keg River Formation is a stratigraphic unit of Givetian age in the Western Canada Sedimentary Basin. It takes the name from the Keg River, a community along the Peace River, and was first described in the California Standard Steen ... (Devonian geologic unit) [100%] 2023-09-28 [Geologic formations of Alberta] [Devonian southern paleotropical deposits]...
Shoal River Formation: The Shoal River Formation is a geologic formation in Florida. The sandstones and marls of the formation preserve fossils dating back to the Serravallian epoch of the Middle Miocene of the Neogene period. (Earth) [100%] 2023-12-04 [Geologic formations of Florida] [Clarendonian]...
Price River Formation: The Price River Formation is a geologic formation in Utah. It preserves fossils dating back to the Cretaceous period. [100%] 2023-07-13 [Cretaceous geology of Utah]
Besa River Formation: The Besa River Formation is a stratigraphical unit of Devonian age in the Western Canadian Sedimentary Basin. It takes the name from Besa River, a tributary of the Prophet River, and was first described in outcrop near the Muskwa River ... [100%] 2023-02-01 [Stratigraphy of British Columbia]
From search of external encyclopedias: