FG-42: Wasatchian, Wyoming
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Mammalia
- Primates
- Notharctidae
|
|||||||
Cantius ralstoni
(Matthew 1915)
|
Clyde 1997 | 1 specimen | |||||
Mammalia
- Perissodactyla
|
|||||||
Cardiolophus radinskyi
Gingerich 1991
|
Clyde 1997 | 3 specimens | |||||
Mammalia
- Perissodactyla
- Equidae
|
|||||||
Hyracotherium grangeri
Gingerich 1989
|
Clyde 1997 | 16 specimens | |||||
recombined as Sifrhippus grangeri | |||||||
Mammalia
- Phenacodontidae
|
|||||||
Ectocion osbornianus
(Cope 1882)
|
Clyde 1997 | 1 specimen | |||||
Phenacodus vortmani
(Cope 1880)
|
Clyde 1997 | 5 specimens | |||||
Phenacodus intermedius
Granger 1915
|
Clyde 1997 | 1 specimen | |||||
Mammalia
- Creodonta
- Oxyaenidae
|
|||||||
Palaeonictis occidentalis
Osborn 1892
|
Gunnell and Gingerich 1991 | 1 specimen | |||||
Dipsalidictis transiens
(Matthew and Granger 1915)
|
Clyde 1997 | 2 specimens | |||||
Mammalia
- Creodonta
- Hyaenodontidae
|
|||||||
Prototomus phobos
Gingerich and Deutsch 1989
|
1 specimen | ||||||
Arfia zele
Gingerich and Deutsch 1989
|
1 specimen | ||||||
Mammalia
|
|||||||
Uintacyon rudis
Rose 1981
|
Clyde 1997 | 1 specimen | |||||
Mammalia
- Condylarthra
- Hyopsodontidae
|
|||||||
Hyopsodus loomisi
McKenna 1960
|
Clyde 1997 | 1 specimen | |||||
Mammalia
- Pantolestidae
|
|||||||
Palaeosinopa incerta
Bown and Schankler 1982
|
Clyde 1997 | 1 specimen | |||||
Mammalia
- Coryphodontidae
|
|||||||
Coryphodon eocaenus
Owen 1846
|
Clyde 1997 | 11 specimens | |||||
Mammalia
|
|||||||
Azygonyx sp.
Gingerich 1989
|
Clyde 1997 | 1 specimen | |||||
Mammalia
- Esthonychidae
|
|||||||
Esthonyx spatularius
Cope 1880
|
Clyde 1997 | 3 specimens | |||||
Reptilia
- Testudines
- Emydidae
|
|||||||
Emydidae indet.
Rafinesque 1815
|
Clyde 1997 | ||||||
Reptilia
|
|||||||
Allognathosuchus sp.
Mook 1921
|
Clyde 1997 | ||||||
Reptilia
- Gruiformes
- Eogruidae
|
|||||||
Eogruidae indet.
Wetmore 1934
|
Clyde 1997 | ||||||
see common names |
Geography
Country: | United States | State/province: | Wyoming | County: | Big Horn |
Coordinates: | 44.6° North, 108.3° West (view map) | ||||
Paleocoordinates: | 49.4° North, 91.1° West | ||||
Basis of coordinate: | estimated from map | ||||
Geographic resolution: | small collection |
Time
Period: | Paleogene | Epoch: | Eocene |
Stage: | Ypresian | 10 m.y. bin: | Cenozoic 2 |
*Period: | Tertiary | ||
Key time interval: | Wasatchian | ||
Age range of interval: | 55.80000 - 50.30000 m.y. ago | ||
* legacy (obsolete) database fields |
Stratigraphy
Formation: | Willwood | ||
Local section: | Foster Gulch - Y U Bench | Local bed: | 45 |
Local order: | bottom to top | ||
Regional section: | Southeast | Regional bed: | 1240 |
Regional order: | bottom to top | ||
Stratigraphic resolution: | group of beds |
Lithology and environment
Primary lithology: | lithified "siliciclastic" | ||
Includes fossils? | Y | ||
Environment: | fluvial-lacustrine indet. | Tectonic setting: | intermontane basin |
Taphonomy
Modes of preservation: | body |
Size of fossils: | macrofossils,mesofossils |
Preservation of anatomical detail: | good |
Associated major elements: | some |
Disassociated major elements: | many |
Temporal resolution: | time-averaged |
Spatial resolution: | parautochthonous |
Collection methods and comments
Collection excludes: | some genera |
Collection methods: | surface (float),surface (in situ),survey of museum collection |
Reason for describing collection: | taxonomic analysis |
Museum repositories: | UMMP |
Collection method comments: Wa-1 |
Metadata
Database number: | 15590 | ||
Authorizer: | J. Alroy, W. Clyde | Enterer: | J. Alroy, L. Gannon |
Modifier: | G. Varnham | Research group: | vertebrate |
Created: | 1993-09-27 00:00:00 | Last modified: | 2022-02-15 07:23:20 |
Access level: | the public | Released: | 1993-09-27 00:00:00 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
1666. | P. D. Gingerich and H. A. Deutsch. 1989. Systematics and Evolution of Early Eocene Hyaenodontidae (Mammalia, Creodonta) in the Clarks Fork Basin, Wyoming. Contributions from the Museum of Paleontology, University of Michigan 27(13):327-391 [J. Alroy/J. Alroy/J. Marcot] |
Secondary references:
11717 | W. C. Clyde. 1997. Stratigraphy and mammalian paleontology of the McCullough Peaks, northern Bighorn Basin, Wyoming: Implications for biochronology, basin development, and community reorganization across the Paleocene-Eocene boundary. PhD Thesis, University of Michigan [W. Clyde/W. Clyde/J. Alroy] | |
1745 | G. F. Gunnell and P. D. Gingerich. 1991. Systematics and Evolution of Late Paleocene and Early Eocene Oxyaenidae (Mammalia, Creodonta) in the Clarks Fork Basin, Wyoming. Contributions from the Museum of Paleontology, University of Michigan 28(7):141-180 [J. Alroy/J. Alroy/J. Marcot] |