Snowshoe Formation
Snowshoe Formation Stratigraphic range: Toarcian-Bathonian ~ | |
---|---|
Type | Formation |
Sub-units | South Fork, Warm Springs, Basey, Schoolhouse, Silvies & Weberg members |
Lithology | |
Primary | Mudstone, limestone |
Other | Sandstone |
Location | |
Coordinates | 44°00′N 119°24′W / 44.0°N 119.4°WCoordinates: 44°00′N 119°24′W / 44.0°N 119.4°W |
Approximate paleocoordinates | 33°48′N 58°30′W / 33.8°N 58.5°W |
Region | Oregon |
Country | ![]() |
Extent | Snake River Basin |
![]() ![]() Snowshoe Formation (the United States) |
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]
Fossil content[]
Among others, the following fossils have been reported from the formation:[1]
See also[]
- List of fossiliferous stratigraphic units in Oregon
- Paleontology in Oregon
- Hyde Formation
- Posidonia Shale
References[]
- ^ a b Snowshoe Formation at Fossilworks.org
- ^ Snowshoe Formation at USGS
- ^ Buffetaut, 1979
Bibliography[]
- Journal of Paleontology 53. 210–215. . 1979. Jurassic marine crocodilians (Mesosuchia: Teleosauridae) from Central Oregon: first record in North America.
- K. Yeh. 2009. A Middle Jurassic radiolarian fauna from South Fork Member of Snowshoe Formation, east-central Oregon. Collection and Research 22:15-125
Categories:
- Geologic formations of Oregon
- Jurassic geology of Oregon
- Toarcian Stage
- Limestone formations of the United States
- Mudstone formations
- Sandstone formations of the United States
- Deep marine deposits
- Open marine deposits
- Paleontology in Oregon