{{Short description|Geologic formation Oregon, United States}} {{Infobox rockunit | name = Snowshoe Formation | image = | caption = | type = Formation | age = Toarcian-Bathonian<br>~{{fossil range|180|164}} | period = Aalenian | prilithology = Mudstone, limestone | otherlithology = Sandstone | namedfor = | namedby = | region = Oregon | country = United States | coordinates = {{coord|44.0|N|119.4|W|display=inline,title}} | paleocoordinates = {{coord|33.8|N|58.5|W|display=inline}} | unitof = | subunits = South Fork, Warm Springs, Basey, Schoolhouse, Silvies & Weberg members | underlies = | overlies = | thickness = | extent = Snake River Basin | area = | map = {{Location map+ | United States#Oregon | relief = 1 | width = 250 | float = center | places = {{Location map~ | United States#Oregon | lat_deg = 44.0 | lon_deg = -119.4 | mark = Blue pog.svg | marksize = 10 }} }} | map_caption = }} 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.<ref name=FW>[https://paleobiodb.org/classic/displayStrata?geological_group=&formation=Snowshoe&group_formation_member=Snowshoe Snowshoe Formation] at Fossilworks.org</ref><ref name=USGS>[https://ngmdb.usgs.gov/Geolex/Units/Snowshoe_14518.html Snowshoe Formation] at USGS</ref>
== Fossil content == Among others, the following fossils have been reported from the formation:<ref name=FW/> * Loricata ** ''Zoneait nargorum''<ref name=Buffetaut1979>Buffetaut, 1979</ref>
== See also == * List of fossiliferous stratigraphic units in Oregon * Paleontology in Oregon * Hyde Formation * Posidonia Shale
== References == {{reflist}}
=== Bibliography === * {{citation |first=É |last=Buffetaut |year=1979 |title=Jurassic marine crocodilians (Mesosuchia: Teleosauridae) from Central Oregon: first record in North America |journal=Journal of Paleontology |volume=53 |pages=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
Category:Geologic formations of Oregon Category:Jurassic geology of Oregon Category:Toarcian Stage Category:Limestone formations of the United States Category:Mudstone formations of the United States Category:Sandstone formations of the United States Category:Deep marine deposits Category:Open marine deposits Category:Paleontology in Oregon