MP-6: Early/Lower Eocene, Wyoming
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Actinopteri
- Lepisosteiformes
- Lepisosteidae
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Lepisosteus sp.
Agassiz 1843
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Clyde 1997 | ||||||
Mammalia
- Condylarthra
- Hyopsodontidae
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Hyopsodus lysitensis
Gingerich 1974
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Clyde 1997 | 85 specimens | |||||
Hyopsodus minor
Loomis 1905
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Clyde 1997 | 4 specimens | |||||
Hyopsodus powellianus
Cope 1884
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Clyde 1997 | 1 specimen | |||||
Mammalia
- Insectivora
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Insectivora indet.
Bowdich 1821
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Clyde 1997 | 1 specimen | |||||
Mammalia
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Miacis petilus
Gingerich 1983
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Clyde 1997 | 1 specimen | |||||
Miacis exiguus
Matthew and Granger 1915
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Clyde 1997 | 1 specimen | |||||
Vulpavus canavus
(Cope 1881)
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Clyde 1997 | 1 specimen | |||||
Vulpavus australis
Matthew and Granger 1915
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Clyde 1997 | 2 specimens | |||||
Mammalia
- Viverravidae
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Didymictis protenus
(Cope 1874)
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Polly 1997 | 4 specimens | |||||
Mammalia
- Creodonta
- Hyaenodontidae
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Prototomus secundarius
Cope 1875
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Gingerich and Deutsch 1989 | 2 specimens | |||||
Mammalia
- Creodonta
- Oxyaenidae
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Oxyaena forcipata
Cope 1874
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Gunnell and Gingerich 1991 | 2 specimens | |||||
Mammalia
- Metacheiromyidae
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Palaeanodon sp.
Matthew 1918
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Clyde 1997 | 1 specimen | |||||
Mammalia
- Procreodi
- Arctocyonidae
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Chriacus gallinae
Matthew and Granger 1915
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Clyde 1997 | 1 specimen | |||||
Mammalia
- Diacodexeidae
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Bunophorus informal large sp.
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Clyde 1997 | 1 specimen | |||||
Diacodexis metsiacus
(Cope 1882)
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Clyde 1997 | 11 specimens | |||||
Mammalia
- Phenacodontidae
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Phenacodus vortmani
(Cope 1880)
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Clyde 1997 | 3 specimens | |||||
Mammalia
- Perissodactyla
- Equidae
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Hyracotherium pernix
(Marsh 1876)
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Clyde 1997 | 79 specimens | |||||
recombined as Arenahippus pernix | |||||||
Mammalia
- Perissodactyla
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Homogalax protapirinus
(Wortman 1896)
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Clyde 1997 | 3 specimens | |||||
Hyracotherium cristatum
Wortman 1896
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Clyde 1997 | 3 specimens | |||||
synonym of Systemodon tapirinus | |||||||
Heptodon calciculus
(Cope 1880)
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Clyde 1997 | 2 specimens | |||||
Cardiolophus semihians
(Cope 1882)
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Clyde 1997 | 1 specimen | |||||
Mammalia
- Acreodi
- Hapalodectidae
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Hapalodectes leptognathus
(Osborn and Wortman 1892)
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1 specimen | ||||||
Mammalia
- Rodentia
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Rodentia indet.
Bowdich 1821
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Clyde 1997 | 4 specimens | |||||
Mammalia
- Rodentia
- Ischyromyidae
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Paramys informal v. large sp.
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Clyde 1997 | 1 specimen | |||||
Paramys copei
Loomis 1907
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Clyde 1997 | 1 specimen | |||||
Paramys taurus
Korth 1984
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Clyde 1997 | 1 specimen | |||||
Mammalia
- Primates
- Microsyopidae
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Microsyops latidens
(Cope 1882)
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Clyde 1997 | 8 specimens | |||||
Mammalia
- Primates
- Notharctidae
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Copelemur feretutus
Gingerich and Simons 1977
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Clyde 1997 | 2 specimens | |||||
synonym of Cantius frugivorus | |||||||
Cantius abditus
(Gingerich and Simons 1977)
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Clyde 1997 | 10 specimens | |||||
Mammalia
- Primates
- Omomyidae
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Absarokius abbotti
(Loomis 1906)
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Clyde 1997 | 2 specimens | |||||
Mammalia
- Leptictidae
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Palaeictops bicuspis
(Cope 1880)
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Clyde 1997 | 1 specimen | |||||
Mammalia
- Esthonychidae
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Esthonyx bisulcatus
Cope 1874
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Clyde 1997 | 2 specimens | |||||
Mammalia
- Coryphodontidae
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Coryphodon lobatus
Cope 1877
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Clyde 1997 | 1 specimen | |||||
Coryphodon eocaenus
Owen 1846
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Clyde 1997 | 1 specimen | |||||
Reptilia
- Lacertilia
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Lacertilia indet.
Owen 1842
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Clyde 1997 | ||||||
Reptilia
- Testudines
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Testudines indet.
Batsch 1788
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Clyde 1997 | ||||||
see common names |
Geography
Country: | United States | State/province: | Wyoming | County: | Park |
Coordinates: | 44.6° North, 108.9° West (view map) | ||||
Paleocoordinates: | 49.2° North, 92.2° 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: | Early/Lower Eocene | ||
Age range of interval: | 56.00000 - 47.80000 m.y. ago | ||
* legacy (obsolete) database fields |
Stratigraphy
Formation: | Willwood | ||
Local section: | Deer Creek | Local bed: | 775 |
Local order: | bottom to top | ||
Regional section: | Northwest | Regional bed: | 775 |
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 |
Museum repositories: | UMMP |
Taxonomic list comments:may be in Big Horn County Wa-6 |
Metadata
Database number: | 15680 | ||
Authorizer: | J. Alroy, W. Clyde | Enterer: | J. Alroy, W. Clyde, L. Gannon |
Modifier: | L. Gannon | Research group: | vertebrate |
Created: | 1993-09-27 00:00:00 | Last modified: | 2004-11-30 14:54:15 |
Access level: | the public | Released: | 1993-09-27 00:00:00 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
3801. | X. Zhou and P. D. Gingerich. 1991. New Species of Hapalodectes (Mammalia, Mesonychia) from the Early Wasatchian, Early Eocene of Northwestern Wyoming. Contributions from the Museum of Paleontology, University of Michigan 28(9):215-220 [J. Alroy/J. Alroy/P. Mannion] |
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] | |
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] | |
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] | |
2787 | P. D. Polly. 1997. Ancestry and Species Definition in Paleontology: A Stratocladistic Analysis of Paleocene-Eocene Viverravidae (Mammalia, Carnivora) from Wyoming. Contributions from the Museum of Paleontology, University of Michigan 30(1):1-53 [J. Alroy/J. Alroy/M. Uhen] |