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Belmont Grade, Dawes County, Nebraska, USA

Lat/Long (Decimal)	42.55,-103.35
Co-ordinates Derivation	based on nearby landmark
Given Location	Nebraska, United States
Mindat.org Region (for given coordinates)	Dawes County, Nebraska, USA

Collections

Collection	Reference	Stratigraphic Name	Comments	Lithology	Age
Belmont Grade	Bailey B. E. (2004)	Arikaree - Coffee Mill Butte Beds	"late late Arikareean" (= Harrisonian)	sandstone	24.8 - 20.43 Ma Cenozoic

Recorded Fossils

Accepted Name	Hierarchy	Age
Archaeolagus sp. genus	Animalia : Chordata : Mammalia : Lagomorpha : Leporidae : *Archaeolagus*	24.8 - 20.43 Ma Cenozoic
Gripholagomys lavocati species	Animalia : Chordata : Mammalia : Lagomorpha : Leporidae : Gripholagomys : *Gripholagomys lavocati*	24.8 - 20.43 Ma Cenozoic
Parvericius sp. genus	Animalia : Chordata : Mammalia : Erinaceomorpha : Erinaceidae : *Parvericius*	24.8 - 20.43 Ma Cenozoic
Scalopoides sp. genus	Animalia : Chordata : Mammalia : Soricomorpha : Talpidae : *Scalopoides*	24.8 - 20.43 Ma Cenozoic
Herpetotherium youngi species	Animalia : Chordata : Mammalia : Marsupialia : Herpetotheriidae : Herpetotherium : *Herpetotherium youngi*	24.8 - 20.43 Ma Cenozoic
Proscalops secundus species	Animalia : Chordata : Mammalia : Proscalopidae : Proscalops : *Proscalops secundus*	24.8 - 20.43 Ma Cenozoic
Palaeocastor sp. genus	Animalia : Chordata : Mammalia : Rodentia : Castoridae : *Palaeocastor*	24.8 - 20.43 Ma Cenozoic
Leidymys sp. genus	Animalia : Chordata : Mammalia : Rodentia : Cricetidae : *Leidymys*	24.8 - 20.43 Ma Cenozoic
Florentiamys sp. genus	Animalia : Chordata : Mammalia : Rodentia : Florentiamyidae : *Florentiamys*	24.8 - 20.43 Ma Cenozoic
Hitonkala sp. genus	Animalia : Chordata : Mammalia : Rodentia : Florentiamyidae : *Hitonkala*	24.8 - 20.43 Ma Cenozoic
Entoptychus grandiplanus species	Animalia : Chordata : Mammalia : Rodentia : Geomyidae : Entoptychus : *Entoptychus grandiplanus*	24.8 - 20.43 Ma Cenozoic
Dikkomys matthewi species	Animalia : Chordata : Mammalia : Rodentia : Geomyidae : Dikkomys : *Dikkomys matthewi*	24.8 - 20.43 Ma Cenozoic
Mookomys sp. genus	Animalia : Chordata : Mammalia : Rodentia : Geomyidae : *Mookomys*	24.8 - 20.43 Ma Cenozoic
Proheteromys sp. genus	Animalia : Chordata : Mammalia : Rodentia : Geomyidae : *Proheteromys*	24.8 - 20.43 Ma Cenozoic
Promylagaulus riggsi species	Animalia : Chordata : Mammalia : Rodentia : Mylagaulidae : Promylagaulus : *Promylagaulus riggsi*	24.8 - 20.43 Ma Cenozoic
Marmotini tribe	Animalia : Chordata : Mammalia : Rodentia : Sciuridae : Marmotini	24.8 - 20.43 Ma Cenozoic
Schaubeumys sp. genus	Animalia : Chordata : Mammalia : Rodentia : Zapodidae : *Schaubeumys*	24.8 - 20.43 Ma Cenozoic

References

Bailey B. E. (2004) Biostratigraphy and biochronology of early Arikareean through late Hemingfordian small mammal faunas from the Nebraska Panhandle and adjacent areas, Paludicola 4 3, 81-113

Alroy J. (2007) Synonymies and reidentifications of North American fossil vertebrates and so forth

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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