The Indian Meadows Formation is a
Wasatchian
The Wasatchian North American Stage on the geologic timescale is the North American faunal stage according to the North American Land Mammal Ages chronology (NALMA), typically set from 55,400,000 to 50,300,000 years Before Present, BP lasting .
I ...
geologic formation
A geological formation, or simply formation, is a body of rock having a consistent set of physical characteristics ( lithology) that distinguishes it from adjacent bodies of rock, and which occupies a particular position in the layers of rock exp ...
in
Wyoming
Wyoming ( ) is a landlocked U.S. state, state in the Mountain states, Mountain West subregion of the Western United States, Western United States. It borders Montana to the north and northwest, South Dakota and Nebraska to the east, Idaho t ...
. It preserves
fossils
A fossil (from Classical Latin , ) is any preserved remains, impression, or trace of any once-living thing from a past geological age. Examples include bones, shells, exoskeletons, stone imprints of animals or microbes, objects preserved ...
dating back to the
Ypresian
In the geologic timescale the Ypresian is the oldest age (geology), age or lowest stage (stratigraphy), stratigraphic stage of the Eocene. It spans the time between , is preceded by the Thanetian Age (part of the Paleocene) and is followed by th ...
stage of the
Eocene
The Eocene ( ) is a geological epoch (geology), epoch that lasted from about 56 to 33.9 million years ago (Ma). It is the second epoch of the Paleogene Period (geology), Period in the modern Cenozoic Era (geology), Era. The name ''Eocene'' comes ...
period
Period may refer to:
Common uses
* Period (punctuation)
* Era, a length or span of time
*Menstruation, commonly referred to as a "period"
Arts, entertainment, and media
* Period (music), a concept in musical composition
* Periodic sentence (o ...
.
[Indian Meadows Formation]
at Fossilworks
Fossilworks was a portal which provides query, download, and analysis tools to facilitate access to the Paleobiology Database, a large relational database assembled by hundreds of paleontologists from around the world.
History
Fossilworks was cr ...
.org
Fossil content
The following fossils have been reported from the formation:
[Winterfeld & Conard, 1983][Keefer & Troyer, 1964]
Mammals
;Primates
* '' Absarokius abbotti''
* '' Cantius sp.''
;Artiodactyls
* '' Diacodexis metsiacus''
* Artiodactyla indet.
;Cimolesta
* '' Esthonyx sp.''
;Eutheria
* '' Chriacus gallinae''
;Ferae
* '' Didymictis sp.''
;Glires
* '' Paramys copei''
* '' P. excavatus''
;Macroscelidea
* '' Haplomylus speirianus''
;Multituberculata
* ''Parectypodus lunatus
''Parectypodus'' (meaning "besides ''Ectypodus''") is an extinct genus of mammals that lived from Late Cretaceous (Maastrichtian) to Eocene time in North America. It is a member of the extinct order of Multituberculata, suborder Cimolodonta, fami ...
''
;Pantodonta
* '' Coryphodon sp.''
;Perissodactyls
* '' Homogalax protapirinus''
* '' Homogalax sp.''
* Equidae indet.
;Placentalia
* '' Hyopsodus loomisi''
* '' Phenacodus vortmani''
* '' Ectocion cf. osbornianus''
* '' Hyopsodus sp.''
* '' Phenacodus sp.''
;Theriiformes
* Oxyaenidae indet.
Wasatchian correlations
See also
* List of fossiliferous stratigraphic units in Wyoming
This article contains a list of fossil-bearing stratigraphic units in the state of Wyoming, U.S.
Sites
See also
* Paleontology in Wyoming
References
*
{{DEFAULTSORT:Fossiliferous stratigraphic units in Wyoming
Wyoming
Wyoming ...
* Paleontology in Wyoming
Paleontology in Wyoming includes research into the prehistoric life of the U.S. state of Wyoming as well as investigations conducted by Wyomingite researchers and institutions into ancient life occurring elsewhere.
The fossil record of the US s ...
References
Bibliography
*
* {{citation , last=Keefer , first=W. R. , first2=M. L. , last2=Troyer , year=1964 , title=Geology of the Shotgun Butte area, Fremont County, Wyoming , journal= United States Geological Survey Bulletin , volume=1157 , pages=1–123
Geologic formations of Wyoming
Eocene Series of North America
Paleogene geology of Wyoming
Ypresian Stage
Wasatchian
Paleontology in Wyoming