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Divide Quarry, Big Horn County, Wyoming, USA

Lat/Long (Decimal)	44.6572,-108.302
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
Divide Quarry	Krause D. W. (1987)	Fort Union		"siliciclastic"	58.7 - 55.8 Ma Paleogene

Recorded Fossils

Accepted Name	Hierarchy	Age
Dissacus navajovius species	Animalia : Chordata : Mammalia : Acreodi : Mesonychidae : Dissacus : *Dissacus navajovius*	58.7 - 55.8 Ma Paleogene
Haplolambda quinni species	Animalia : Chordata : Mammalia : Barylambdidae : Haplolambda : *Haplolambda quinni*	58.7 - 55.8 Ma Paleogene
Leptolambda churchilli species	Animalia : Chordata : Mammalia : Barylambdidae : Barylambda : *Barylambda churchilli*	58.7 - 55.8 Ma Paleogene
Paleotomus radagasti species	Animalia : Chordata : Mammalia : Cimolestidae : Paleotomus : *Niphredil radagasti*	58.7 - 55.8 Ma Paleogene
Cyriacotherium argyreum species	Animalia : Chordata : Mammalia : Cyriacotheriidae : Cyriacotherium : *Cyriacotherium argyreum*	58.7 - 55.8 Ma Paleogene
Aaptoryctes ivyi species	Animalia : Chordata : Mammalia : Palaeoryctidae : Aaptoryctes : *Aaptoryctes ivyi*	58.7 - 55.8 Ma Paleogene
Palaeoryctes jepseni species	Animalia : Chordata : Mammalia : Palaeoryctidae : Palaeoryctes : *Palaeoryctes jepseni*	58.7 - 55.8 Ma Paleogene
Bessoecetor pilodontus species	Animalia : Chordata : Mammalia : Pantolestidae : Bessoecetor : *Bessoecetor pilodontus*	58.7 - 55.8 Ma Paleogene
Leptonysson orthius species	Animalia : Chordata : Mammalia : Pilosa : Leptictidae : Leptonysson : *Leptonysson orthius*	58.7 - 55.8 Ma Paleogene
Palaeosinopa dorri species	Animalia : Chordata : Mammalia : Pantolestidae : Palaeosinopa : *Palaeosinopa dorri*	58.7 - 55.8 Ma Paleogene
Titanoides gidleyi species	Animalia : Chordata : Mammalia : Titanoideidae : Titanoides : *Titanoides gidleyi*	58.7 - 55.8 Ma Paleogene
Hyopsodontidae family	Animalia : Chordata : Mammalia : Condylarthra : Hyopsodontidae	58.7 - 55.8 Ma Paleogene
Labidolemur soricoides species	Animalia : Chordata : Mammalia : Apatemyidae : Labidolemur : *Labidolemur soricoides*	58.7 - 55.8 Ma Paleogene
Unuchinia sp. genus	Animalia : Chordata : Mammalia : Apatemyidae : *Unuchinia*	58.7 - 55.8 Ma Paleogene
Litolestes ignotus species	Animalia : Chordata : Mammalia : Erinaceomorpha : Erinaceidae : Litolestes : *Litolestes ignotus*	58.7 - 55.8 Ma Paleogene
Adunator sp. genus	Animalia : Chordata : Mammalia : Erinaceomorpha : *Adunator*	58.7 - 55.8 Ma Paleogene
Adunator minutus species	Animalia : Chordata : Mammalia : Macroscelidea : Adunator : *Adunator minutus*	58.7 - 55.8 Ma Paleogene
Microcosmodon sp. genus	Animalia : Chordata : Mammalia : Eucosmodontidae : *Microcosmodon*	58.7 - 55.8 Ma Paleogene
Mimetodon silberlingi		58.7 - 55.8 Ma Paleogene
Neoplagiaulax hazeni		58.7 - 55.8 Ma Paleogene
Neoplagiaulax mckennai species	Animalia : Chordata : Mammalia : Ptilodontidae : Neoplagiaulax : *Neoplagiaulax mckennai*	58.7 - 55.8 Ma Paleogene
Prochetodon foxi species	Animalia : Chordata : Mammalia : Ptilodontidae : Prochetodon : *Prochetodon foxi*	58.7 - 55.8 Ma Paleogene
Ptilodus kummae species	Animalia : Chordata : Mammalia : Ptilodontidae : Ptilodus : *Ptilodus kummae*	58.7 - 55.8 Ma Paleogene
Arctocyon sp. genus	Animalia : Chordata : Mammalia : Arctocyonidae : *Arctocyon*	58.7 - 55.8 Ma Paleogene
Arctocyon mumak species	Animalia : Chordata : Mammalia : Arctocyonidae : Arctocyon : *Arctocyon mumak*	58.7 - 55.8 Ma Paleogene
Lambertocyon gingerichi species	Animalia : Chordata : Mammalia : Arctocyonidae : Lambertocyon : *Lambertocyon gingerichi*	58.7 - 55.8 Ma Paleogene
Thryptacodon australis species	Animalia : Chordata : Mammalia : Arctocyonidae : Thryptacodon : *Thryptacodon australis*	58.7 - 55.8 Ma Paleogene
Prodiacodon sp. genus	Animalia : Chordata : Mammalia : Pilosa : Leptictidae : *Prodiacodon*	58.7 - 55.8 Ma Paleogene
Leptacodon choristus species	Animalia : Chordata : Mammalia : Erinaceomorpha : Adapisoricidae : Leptacodon : *Leptacodon choristus*	58.7 - 55.8 Ma Paleogene
Didymictis dellensis species	Animalia : Chordata : Mammalia : Carnivora : Viverravidae : Didymictis : *Didymictis dellensis*	58.7 - 55.8 Ma Paleogene
Raphictis sp. genus	Animalia : Chordata : Mammalia : Carnivora : Viverravidae : *Raphictis*	58.7 - 55.8 Ma Paleogene
Viverravus schaffi species	Animalia : Chordata : Mammalia : Carnivora : Viverravidae : Viverravus : *Protictis schaffi*	58.7 - 55.8 Ma Paleogene
Carpodaptes jepseni species	Animalia : Chordata : Mammalia : Primates : Carpolestidae : Carpodaptes : *Carpodaptes jepseni*	58.7 - 55.8 Ma Paleogene
Carpodaptes stonleyi species	Animalia : Chordata : Mammalia : Primates : Carpolestidae : Carpodaptes : *Carpodaptes stonleyi*	58.7 - 55.8 Ma Paleogene
Ignacius frugivorus species	Animalia : Chordata : Mammalia : Primates : Paromomyidae : Ignacius : *Ignacius frugivorus*	58.7 - 55.8 Ma Paleogene
Plesiadapis churchilli species	Animalia : Chordata : Mammalia : Primates : Plesiadapidae : Plesiadapis : *Plesiadapis churchilli*	58.7 - 55.8 Ma Paleogene
Ectocion cedrus species	Animalia : Chordata : Mammalia : Phenacodontidae : Ectocion : *Ectocion cedrus*	58.7 - 55.8 Ma Paleogene
Phenacodus magnus species	Animalia : Chordata : Mammalia : Phenacodontidae : Phenacodus : *Phenacodus magnus*	58.7 - 55.8 Ma Paleogene
Machaerosaurus sp. genus	Animalia : Chordata : Reptilia : Squamata : Anguidae : *Machaerosaurus*	58.7 - 55.8 Ma Paleogene

References

Gingerich P. D. (1976) Cranial Anatomy and Evolution of Early Tertiary Plesiadapidae (Mammalia, Primates), University of Michigan Papers on Paleontology 15, 1-141

Bartels W. S. (1980) Early Cenozoic reptiles and birds from the Bighorn Basin, Wyoming, University of Michigan Papers on Paleontology 24, 73-79

Krause D. W. (1987) Systematic Revision of the Genus Prochetodon (Ptilodontidae, Multituberculata) from the Late Paleocene and Early Eocene of Western North America, Contributions from the Museum of Paleontology, University of Michigan 27 8, 221-236

Thewissen J. G. M. (1990) Evolution of Paleocene and Eocene Phenacodontidae (Mammalia, Condylarthra), University of Michigan Papers on Paleontology 29, 1-107

Gunnell G. F. (1994) Paleocene mammals and faunal analysis of the Chappo Type Locality (Tiffanian), Green River Basin, Wyoming, Journal of Vertebrate Paleontology 14 1, 81-104

Alroy J. (2002) Synonymies and reidentifications of North American fossil mammals

Fox R. C. (2002) The dentition and relationships of Carpodaptes cygneus (Russell) (Carpolestidae, Plesiadapiformes, Mammalia), from the late Paleocene of Alberta, Canada, Journal of Paleontology 76 5, 864-881

Secord R. (2008) The Tiffanian Land-Mammal Age (middle and late Paleocene) in the northern Bighorn Basin, Wyoming, University of Michigan Papers on Paleontology 35, 1-192

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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