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FG-42, Big Horn County, Wyoming, USA

Lat/Long (Decimal)	44.6047,-108.325
Co-ordinates Derivation	estimated from map
Given Location	Wyoming, United States
Mindat.org Region (for given coordinates)	Big Horn County, Wyoming, USA

Collections

Collection	Reference	Stratigraphic Name	Comments	Lithology	Age
FG-42	Gingerich P. D., Deutsch H. A. (1989)	Willwood		"siliciclastic"	55.8 - 48.6 Ma Eocene

Recorded Fossils

Accepted Name	Hierarchy	Age
Eogruidae family	Animalia : Chordata : Aves : Gruiformes : Eogruidae	55.8 - 48.6 Ma Eocene
Coryphodon eocaenus species	Animalia : Chordata : Mammalia : Cimolesta : Coryphodontidae : Coryphodon : *Coryphodon eocaenus*	55.8 - 48.6 Ma Eocene
Palaeosinopa incerta species	Animalia : Chordata : Mammalia : Pantolestidae : Palaeosinopa : *Palaeosinopa incerta*	55.8 - 48.6 Ma Eocene
Hyopsodus loomisi species	Animalia : Chordata : Mammalia : Hyopsodontidae : Hyopsodus : *Hyopsodus loomisi*	55.8 - 48.6 Ma Eocene
Dipsalidictis transiens species	Oxyaenidae : Dipsalidictis : *Dipsalidictis transiens*	55.8 - 48.6 Ma Eocene
Palaeonictis occidentalis species	Oxyaenidae : Palaeonictis : *Palaeonictis occidentalis*	55.8 - 48.6 Ma Eocene
Arfia zele species	Animalia : Chordata : Mammalia : Hyaenodontidae : Arfia : *Arfia zele*	55.8 - 48.6 Ma Eocene
Prototomus phobos species	Animalia : Chordata : Mammalia : Hyaenodontidae : Prototomus : *Prototomus phobos*	55.8 - 48.6 Ma Eocene
Uintacyon rudis species	Animalia : Chordata : Mammalia : Carnivora : Miacidae : Uintacyon : *Uintacyon rudis*	55.8 - 48.6 Ma Eocene
Sifrhippus grangeri species	Animalia : Chordata : Mammalia : Perissodactyla : Equidae : Sifrhippus : *Hyracotherium grangeri*	55.8 - 48.6 Ma Eocene
Cardiolophus radinskyi species	Animalia : Chordata : Mammalia : Perissodactyla : Isectolophidae : Cardiolophus : *Cardiolophus radinskyi*	55.8 - 48.6 Ma Eocene
Cantius ralstoni species	Animalia : Chordata : Mammalia : Primates : Notharctidae : Cantius : *Cantius ralstoni*	55.8 - 48.6 Ma Eocene
Esthonyx spatularius species	Animalia : Chordata : Mammalia : Tillotheriidae : Esthonyx : *Esthonyx spatularius*	55.8 - 48.6 Ma Eocene
Azygonyx sp. genus	Animalia : Chordata : Mammalia : Tillotheriidae : *Azygonyx*	55.8 - 48.6 Ma Eocene
Ectocion osbornianus species	Animalia : Chordata : Mammalia : Ungulata : Phenacodontidae : Ectocion : *Ectocion osbornianus*	55.8 - 48.6 Ma Eocene
Phenacodus intermedius species	Animalia : Chordata : Mammalia : Phenacodontidae : Phenacodus : *Phenacodus intermedius*	55.8 - 48.6 Ma Eocene
Phenacodus vortmani species	Animalia : Chordata : Mammalia : Phenacodontidae : Phenacodus : *Hyracotherium vortmani*	55.8 - 48.6 Ma Eocene
Allognathosuchus sp. genus	Animalia : Chordata : Reptilia : Crocodylia : Crocodylidae : *Allognathosuchus*	55.8 - 48.6 Ma Eocene
Emydidae family	Animalia : Chordata : Reptilia : Testudines : Emydidae	55.8 - 48.6 Ma Eocene

References

Gingerich P. D., Deutsch H. A. (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

Gunnell G. F., Gingerich P. D. (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

Clyde W. C. (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

Data courtesy of: PBDB: The Paleobiology Database, Creative Commons CC-BY licenced. , GBIF: the Global Biodiversity Information Facility, various licences, iDigBio, various licences, and EOL: The Encyclopedia of Life (Open Data Public Domain). Because fossils are made of minerals too!

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