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Laverne, Beaver County, Oklahoma, USA

Formation	Laverne
Age:	13.6 - 10.3 Ma Miocene
Interval	Clarendonian
Lithology	marl
Number of Collections	2
Number of Occurrences	30

Recorded Sample Locations

Location	Region	Stratigraphic Name
Beaver Quarry	Beaver County, Oklahoma, USA	Laverne
Chrysemys limnodytes type locality	Beaver County, Oklahoma, USA	Laverne

Associated Units

Stratigraphic Name	Age	Lithology	Occurrence Records
Ogallala	5.33 - 2.59 Ma Cenozoic	siltstone, sandstone/claystone, sandstone/siltstone, sandstone, marl, gravel	277

Recorded Fossils

Accepted Name	Type	Hierarchy	Age
Merychyus sp. genus	6	Animalia : Chordata : Mammalia : Artiodactyla : Merycoidodontidae : *Merychyus*	13.6 - 10.3 Ma Miocene
Moschidae family	5	Animalia : Chordata : Mammalia : Artiodactyla : Moschidae	13.6 - 10.3 Ma Miocene
Ruminantia unranked clade	99	Animalia : Chordata : Mammalia : Artiodactyla : Ruminantia	13.6 - 10.3 Ma Miocene
Tayassuidae family	5	Animalia : Chordata : Mammalia : Artiodactyla : Tayassuidae	13.6 - 10.3 Ma Miocene
Aelurodon taxoides species	7	Animalia : Chordata : Mammalia : Carnivora : Canidae : Aelurodon : *Aelurodon taxoides*	13.6 - 10.3 Ma Miocene
Sthenictis sp. genus	6	Animalia : Chordata : Mammalia : Carnivora : Mustelidae : *Sthenictis*	13.6 - 10.3 Ma Miocene
Paranasua sp. genus	6	Animalia : Chordata : Mammalia : Carnivora : Procyonidae : *Paranasua*	13.6 - 10.3 Ma Miocene
Chiroptera order	4	Animalia : Chordata : Mammalia : Chiroptera	13.6 - 10.3 Ma Miocene
Myotis yumanensis species	7	Animalia : Chordata : Mammalia : Chiroptera : Vespertilionidae : Myotis : *Myotis yumanensis*	13.6 - 10.3 Ma Miocene
Hypolagus apachensis species	7	Animalia : Chordata : Mammalia : Lagomorpha : Leporidae : Pronotolagus : *Hypolagus apachensis*	13.6 - 10.3 Ma Miocene
Oklahomalagus whisenhunti species	7	Animalia : Chordata : Mammalia : Lagomorpha : Ochotonidae : Oklahomalagus : *Oklahomalagus whisenhunti*	13.6 - 10.3 Ma Miocene
Untermannerix copiosus species	7	Animalia : Chordata : Mammalia : Erinaceomorpha : Erinaceidae : Untermannerix : *Untermannerix copiosus*	13.6 - 10.3 Ma Miocene
Domninoides hessei species	7	Animalia : Chordata : Mammalia : Soricomorpha : Talpidae : Domninoides : *Domninoides hessei*	13.6 - 10.3 Ma Miocene
Domninoides knoxjonesi species	7	Animalia : Chordata : Mammalia : Soricomorpha : Talpidae : Domninoides : *Domninoides knoxjonesi*	13.6 - 10.3 Ma Miocene
Sorex sp. genus	6	Animalia : Chordata : Mammalia : Soricidae : *Sorex*	13.6 - 10.3 Ma Miocene
Soricidae family	5	Animalia : Chordata : Mammalia : Soricomorpha : Soricidae	13.6 - 10.3 Ma Miocene
Tregosorex holmani species	7	Animalia : Chordata : Mammalia : Soricomorpha : Soricidae : Tregosorex : *Tregosorex holmani*	13.6 - 10.3 Ma Miocene
Calippus martini species	7	Animalia : Chordata : Mammalia : Perissodactyla : Equidae : Calippus : *Calippus martini*	13.6 - 10.3 Ma Miocene
Hipparion tehonense species	7	Animalia : Chordata : Mammalia : Perissodactyla : Equidae : Hipparion : *Hipparion tehonense*	13.6 - 10.3 Ma Miocene
Hippotherium sp. genus	6	Animalia : Chordata : Mammalia : Perissodactyla : Equidae : *Hippotherium*	13.6 - 10.3 Ma Miocene
Pliohippus sp. genus	6	Animalia : Chordata : Mammalia : Perissodactyla : Equidae : *Pliohippus*	13.6 - 10.3 Ma Miocene
Pseudhipparion sp. genus	6	Animalia : Chordata : Mammalia : Perissodactyla : Equidae : *Pseudhipparion*	13.6 - 10.3 Ma Miocene
Eucastor planus species	7	Animalia : Chordata : Mammalia : Rodentia : Castoridae : Nothodipoides : *Eucastor planus*	13.6 - 10.3 Ma Miocene
Copemys mariae species	7	Animalia : Chordata : Mammalia : Rodentia : Muridae : Copemys : *Copemys mariae*	13.6 - 10.3 Ma Miocene
Copemys shotwelli species	7	Animalia : Chordata : Mammalia : Rodentia : Cricetidae : Copemys : *Copemys shotwelli*	13.6 - 10.3 Ma Miocene
Leptodontomys sp. genus	6	Animalia : Chordata : Mammalia : Rodentia : Eomyidae : *Leptodontomys*	13.6 - 10.3 Ma Miocene
Marmotini tribe	5.5	Animalia : Chordata : Mammalia : Rodentia : Sciuridae : Marmotini	13.6 - 10.3 Ma Miocene
Miospermophilus lavertyi species	7	Animalia : Chordata : Mammalia : Rodentia : Sciuridae : Miospermophilus : *Miospermophilus lavertyi*	13.6 - 10.3 Ma Miocene
Macrognathomys gemmacolis species	7	Animalia : Chordata : Mammalia : Rodentia : Dipodidae : Macrognathomys : *Macrognathomys gemmacolis*	13.6 - 10.3 Ma Miocene
Emydidae family	5	Animalia : Chordata : Reptilia : Testudines : Emydidae	13.6 - 10.3 Ma Miocene

References

Galbreath E. C. (1948) A new extinct emydid turtle from the Lower Pliocene of Oklahoma, University of Kansas Publications, Museum of Natural History 1 16, 269-275

Dalquest W. W., Baskin J. A., et al (1996) Fossil mammals from a late Miocene (Clarendonian) site in Beaver County, Oklahoma, Miscellaneous Publications of the Museum of Natural History, University of Kansas 5, 107-137

Baskin J. A., Korth W. W. (1996) Copemys mariae (Rodentia, Muridae) a replacement name for Copemys lindsayi Dalquest, Baskin, Schultz, 1996 non Copemys lindsayi Sutton and Korth, 1995, Paludicola 1 1, 1-32

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

Smith K. S. (2005) First Record of Leptodontomys (Rodenta: Eomyidae) in the Clarendonian (Miocene) of the Southern Great Plains, Proceedings of the Oklahoma Academy of Sciences 85, 47-53

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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