The Snowshoe Formation is a geologic formation in Oregon. It preserves fossils dating back to the Toarcian to Bathonian stages of the Early to Middle Jurassic period.[1][2]

Snowshoe Formation
Stratigraphic range: Toarcian-Bathonian
~180–164 Ma
TypeFormation
Sub-unitsSouth Fork, Warm Springs, Basey, Schoolhouse, Silvies & Weberg members
Lithology
PrimaryMudstone, limestone
OtherSandstone
Location
Coordinates44°00′N 119°24′W / 44.0°N 119.4°W / 44.0; -119.4
Approximate paleocoordinates33°48′N 58°30′W / 33.8°N 58.5°W / 33.8; -58.5
RegionOregon
Country United States
ExtentSnake River Basin
Snowshoe Formation is located in the United States
Snowshoe Formation
Snowshoe Formation (the United States)
Snowshoe Formation is located in Oregon
Snowshoe Formation
Snowshoe Formation (Oregon)

Fossil content

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Among others, the following fossils have been reported from the formation:[1]

See also

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References

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  1. ^ a b Snowshoe Formation at Fossilworks.org
  2. ^ Snowshoe Formation at USGS
  3. ^ Buffetaut, 1979

Bibliography

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  • Buffetaut, É (1979), "Jurassic marine crocodilians (Mesosuchia: Teleosauridae) from Central Oregon: first record in North America", Journal of Paleontology, 53: 210–215
  • K. Yeh. 2009. A Middle Jurassic radiolarian fauna from South Fork Member of Snowshoe Formation, east-central Oregon. Collection and Research 22:15-125