PBDB Collection

MP-62: Wasatchian, Wyoming

List of taxa

Where & when

Geology

Taphonomy & methods

Metadata & references

Taxonomic list

unclassified

	Hyracotherium cristatum Wortman 1896	Gingerich 1991	16 specimens
	= Systemodon cristatus Wortman 1896	Alroy 2002
Reptilia

	Allognathosuchus sp. Mook 1921	Clyde 1997
Reptilia - Anguidae

	Melanosaurus sp. Gilmore 1928	Clyde 1997
Reptilia - Lacertilia

	Lacertilia indet. Owen 1842	Clyde 1997
Reptilia - Testudines

	Testudines indet. Batsch 1788	Clyde 1997
Mammalia - Macroscelidea - Apheliscidae

	Apheliscus insidiosus (Cope 1874)	Clyde 1997	1 specimen
Mammalia - Condylarthra - Hyopsodontidae

	Hyopsodus simplex Loomis 1905	Clyde 1997	36 specimens
Mammalia - Phenacodontidae

	Phenacodus vortmani (Cope 1880)	Clyde 1997	19 specimens

	Phenacodus intermedius Granger 1915	Clyde 1997	1 specimen

	Copecion brachypternus (Cope 1882)	Clyde 1997	1 specimen
Mammalia - Perissodactyla

	Homogalax protapirinus (Wortman 1896)	Clyde 1997	22 specimens

	Cardiolophus semihians (Cope 1882)	Clyde 1997	15 specimens
Mammalia - Perissodactyla - Equidae

	Hyracotherium pernix (Marsh 1876)	Clyde 1997	57 specimens
	recombined as Arenahippus pernix
Mammalia - Diacodexeidae

	Diacodexis metsiacus (Cope 1882)	Clyde 1997	13 specimens
Mammalia - Procreodi - Arctocyonidae

	Anacodon ursidens Cope 1882	Clyde 1997	1 specimen
Mammalia - Creodonta - Oxyaenidae

	Oxyaena forcipata Cope 1874	Clyde 1997	1 specimen
Mammalia - Creodonta - Hyaenodontidae

	Prototomus robustus (Matthew and Granger 1915)	Clyde 1997	1 specimen

	Tritemnodon strenuus (Cope 1875)	Clyde 1997	1 specimen
Mammalia - Viverravidae

	Didymictis protenus (Cope 1874)		3 specimens

	Viverravus acutus Matthew and Granger 1915		5 specimens
Mammalia

	Miacis exiguus Matthew and Granger 1915	Clyde 1997	1 specimen

	Miacis petilus Gingerich 1983	Clyde 1997	1 specimen
Mammalia - Pantolestidae

	Palaeosinopa veterrima Matthew 1901	Clyde 1997	2 specimens
Mammalia - Primates - Microsyopidae

	Microsyops latidens (Cope 1882)	Clyde 1997	1 specimen
Mammalia - Primates - Paromomyidae

	Phenacolemur citatus Matthew 1915	Clyde 1997	2 specimens
	recombined as Simpsonlemur citatus
Mammalia - Primates - Notharctidae

	Cantius abditus (Gingerich and Simons 1977)	Clyde 1997	16 specimens
Mammalia - Primates - Omomyidae

	Absarokius metoecus Bown and Rose 1987	Clyde 1997	2 specimens
	originally entered as "Absarokius motoecus"
Mammalia - Leptictidae

	Palaeictops bicuspis (Cope 1880)	Clyde 1997	1 specimen

	Didelphodus absarokae (Cope 1881)	Clyde 1997	1 specimen
Mammalia - Coryphodontidae

	Coryphodon lobatus Cope 1877	Clyde 1997	1 specimen

	Coryphodon armatus (Cope 1872)	Clyde 1997	4 specimens
Mammalia - Esthonychidae

	Esthonyx bisulcatus Cope 1874	Clyde 1997	10 specimens
see common names

Geography

Country:	United States	State/province:	Wyoming	County:	Park
Coordinates:	44.4° North, 108.6° West (view map)
Paleocoordinates:	49.2° North, 91.5° 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:	54.90000 - 50.50000 m.y. ago
* legacy (obsolete) database fields

Stratigraphy

Formation:	Willwood
Local section:	Foster Gulch - Y U Bench	Local bed:	1070
Local order:	bottom to top
Regional section:	Southeast	Regional bed:	2255
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
Taxonomic list comments:may be in Big Horn County, Wa-5

Metadata

Database number:	15687
Authorizer:	J. Alroy, W. Clyde	Enterer:	J. Alroy, W. Clyde, L. Gannon
Modifier:	G. Varnham	Research group:	vertebrate
Created:	1998-09-21 00:00:00	Last modified:	2022-02-15 07:43:39
Access level:	the public	Released:	1998-09-21 00:00:00
Creative Commons license:	CC BY

Reference information

Primary reference:

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]

Secondary references:

6294		J. Alroy. 2002. Synonymies and reidentifications of North American fossil mammals. [J. Alroy/J. Alroy/M. Kouvari]
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]
1660		P. D. Gingerich. 1991. Systematics and Evolution of Early Eocene Perissodactyla (Mammalia) in the Clarks Fork Basin, Wyoming. Contributions from the Museum of Paleontology, University of Michigan 28(8):181-213 [J. Alroy/J. Alroy/P. Mannion]