Coordinates: 42°42′N 110°06′W / 42.7°N 110.1°W / 42.7; -110.1

Pass Peak Formation

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Pass Peak Formation
Stratigraphic range: Ypresian (Wasatchian)
~55.8–50 Ma
TypeFormation
Location
CoordinatesLua error in Module:Coordinates at line 489: attempt to index field 'wikibase' (a nil value).
Approximate paleocoordinatesLua error: callParserFunction: function "#coordinates" was not found.
RegionWyoming
CountryUnited States
ExtentGreen River Basin
Pass Peak Formation (the United States)
Pass Peak Formation (Wyoming)

The Pass Peak Formation is a Wasatchian geologic formation in Wyoming. It preserves fossils dating back to the Ypresian stage of the Eocene period.[1]

Fossil content

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The following fossils have been found in the formation:[1][2]

Mammals

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Artiodactyls
Erinaceomorpha
Glires
Macroscelidea
Perissodactyla
Placentalia

Wasatchian correlations

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Wasatchian correlations in North America
Formation Wasatch DeBeque Claron Indian Meadows Pass Peak Tatman Willwood Golden Valley Coldwater Allenby Kamloops Ootsa Lake Margaret Nanjemoy Hatchetigbee Tetas de Cabra Hannold Hill Coalmont Cuchara Galisteo San Jose Ypresian (IUCS) • Itaboraian (SALMA)
Bumbanian (ALMA) • Mangaorapan (NZ)
Basin Powder River
Uinta
Piceance
Colorado Plateau
Wind River
Green River
Bighorn		 Piceance
Colorado Plateau


Wind River



Green River





Bighorn		 Williston Okanagan Princeton Buck Creek Nechako Sverdrup Potomac GoM Laguna Salada Rio Grande North Park Raton Galisteo San Juan
Country  United States File:Flag of Canada (Pantone).svg Canada  United States File:Flag of Mexico.svg Mexico  United States
Copelemur File:Orange pog.svg File:Orange pog.svg File:Orange pog.svg File:Orange pog.svg
Coryphodon File:Orange pog.svg File:Orange pog.svg File:Orange pog.svg File:Orange pog.svg File:Orange pog.svg File:Orange pog.svg File:Orange pog.svg File:Orange pog.svg File:Orange pog.svg File:Orange pog.svg
Diacodexis File:Orange pog.svg File:Orange pog.svg File:Orange pog.svg File:Orange pog.svg File:Orange pog.svg File:Orange pog.svg File:Orange pog.svg
Homogalax File:Orange pog.svg File:Orange pog.svg File:Orange pog.svg File:Orange pog.svg File:Orange pog.svg File:Orange pog.svg File:Orange pog.svg
Oxyaena File:Orange pog.svg File:Orange pog.svg File:Orange pog.svg File:Orange pog.svg File:Orange pog.svg
Paramys File:Orange pog.svg File:Orange pog.svg File:Orange pog.svg File:Orange pog.svg File:Orange pog.svg File:Orange pog.svg File:Orange pog.svg File:Orange pog.svg File:Orange pog.svg
Primates File:Brown pog.svg File:Brown pog.svg File:Brown pog.svg File:Brown pog.svg File:Brown pog.svg File:Brown pog.svg File:Brown pog.svg
Birds File:White pog.svg File:White pog.svg File:White pog.svg File:White pog.svg File:White pog.svg
Reptiles File:SpringGreen pog.svg File:SpringGreen pog.svg File:SpringGreen pog.svg File:SpringGreen pog.svg File:SpringGreen pog.svg File:SpringGreen pog.svg File:SpringGreen pog.svg
Fish File:Blue pog.svg File:Blue pog.svg File:Blue pog.svg File:Blue pog.svg File:Blue pog.svg File:Blue pog.svg File:Blue pog.svg
Insects File:Steel pog.svg File:Steel pog.svg File:Steel pog.svg File:Steel pog.svg File:Steel pog.svg File:Steel pog.svg
Flora File:Green pog.svg File:Green pog.svg File:Green pog.svg File:Green pog.svg File:Green pog.svg File:Green pog.svg File:Green pog.svg File:Green pog.svg File:Green pog.svg
Environments Alluvial-fluvio-lacustrine Fluvial Fluvial Fluvio-lacustrine Fluvial Lacustrine Fluvio-lacustrine Deltaic-paludal Shallow marine Fluvial Shallow marine Fluvial Fluvial
File:Pink ff0080 pog.svg Wasatchian volcanoclastics

File:Orange pog.svg Wasatchian fauna

Volcanic Yes No Yes No Yes No Yes No Yes No

See also

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References

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  1. ^ a b Pass Peak Formation at Fossilworks.org
  2. ^ Dorr Jr., 1978

Bibliography

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