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Tuscahomys ✝

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Source Data

Source	ID	Link
Global Biodiversity Information Facility ID (GBIF)	4973107	https://www.gbif.org/species/4973107
PaleoBioDB ID (PBDB)	121719	https://paleobiodb.org/classic/checkTaxonInfo?taxon_no=121719

Rank

genus

Taxonomy (GBIF,PBDB)

Life : Animalia : Chordata : Mammalia : Rodentia : Cylindrodontidae : Tuscahomys

Taxonomic Status (GBIF)

accepted

Classification
(PBDB,GBIF)

Rank	Name	Author
-	Eukaryota
-	Opisthokonta	Cavalier-Smith 1987
kingdom	Animalia
-	Triploblastica	Lankester 1877
-	Nephrozoa	Jondelius et al. 2002
-	Deuterostomia	Grobben 1908
phylum	Chordata	Haeckel 1847
subphylum	Vertebrata	Lamarck 1801
superclass	Gnathostomata	Gegenbauer 1874
-	Osteichthyes
-	Sarcopterygii	Romer 1955
subclass	Dipnotetrapodomorpha
subclass	Tetrapodomorpha
-	Tetrapoda
-	Reptiliomorpha	Säve-Söderbergh 1934
-	Anthracosauria	Säve-Söderbergh 1934
-	Batrachosauria
-	Cotylosauria
-	Amniota	Haeckel 1866
-	Synapsida	Osborn 1903
-	Therapsida
infraorder	Cynodontia
-	Epicynodontia	Hopson and Kitching 2001
infraorder	Eucynodontia	Kemp 1982
-	Probainognathia	Hopson 1990
-	Mammaliamorpha	Rowe 1988
-	Mammaliaformes	Rowe 1988
class	Mammalia	Linnaeus 1758
subclass	Tribosphenida
infraclass	Eutheria
-	Placentalia	Owen 1837
-	Euarchontoglires	Murphy et al. 2001
-	Glires
order	Rodentia
family	Cylindrodontidae	Miller and Gidley 1918
genus	Tuscahomys	Dawson & Beard 2007

Scientific Name

Tuscahomys Dawson & Beard, 2007

Name Published In

Dawson, Mary R. & K. C. Beard. 2007. Rodents of the family Cylindrodontidae (Mammalia) from the earliest Eocene of the Tuscahoma Formation, Mississippi. Annals of the Carnegie Museum 76(3): 135-144.

Opinions (PBDB)

Name	Rank	Opinion	Evidence	Author
Tuscahomys	genus	belongs to Cylindrodontidae	stated with evidence	Dawson and Beard, 2007
Tuscahomys	genus	belongs to Cylindrodontidae	stated without evidence	Rose et al., 2012
Tuscahomys	genus	belongs to Cylindrodontidae	stated with evidence	Strait et al., 2016

Status (PBDB)

extinct

Taxon Size (PBDB)

First Recorded Appearance

55.8 - 50.3 Ma
Eocene

Last Recorded Appearance

55.8 - 48.6 Ma
Eocene

Environment

terrestrial (based on Eutheria)

Motility

actively mobile (based on Osteichthyes)

Diet

herbivore (based on Rodentia)

Taphonomy

phosphatic (based on Vertebrata)

Primary Reference (PBDB)

M. R. Dawson and K. C. Beard. 2007. Rodents of the family Cylindrodontidae (Mammalia) from the earliest Eocene of the Tuscahoma Formation, Mississippi. Annals of Carnegie Museum 76(3):135-144

Fossil Distribution

Subtaxa

Name	Status	Fossil Occurrences	Oldest	Youngest
Reithroparamys ctenodactylops ✝ species	accepted (GBIF) listed (PBDB)	4	55.8 Ma Eocene	55.8 Ma Eocene
Tuscahomys major ✝ species	doubtful (GBIF) listed (PBDB)	10	55.8 Ma Eocene	55.8 Ma Eocene
Tuscahomys medius ✝ species	doubtful (GBIF) listed (PBDB)	1	55.8 Ma Eocene	55.8 Ma Eocene
Tuscahomys minor ✝ species	doubtful (GBIF) listed (PBDB)	1	55.8 Ma Eocene	55.8 Ma Eocene
Tuscahomys walshi ✝ species	accepted (GBIF) listed (PBDB)	1	55.8 Ma Eocene	55.8 Ma Eocene
Tuscahomys worlandensis ✝ species	doubtful (GBIF) listed (PBDB)	2	55.8 Ma Eocene	55.8 Ma Eocene

Synonymy List

Year	Name and Author
2007	Tuscahomys Dawson and Beard
2012	Tuscahomys Rose et al.
2016	Tuscahomys Strait et al.

References

Dawson M. R., Beard K. C. (2007) Rodents of the family Cylindrodontidae (Mammalia) from the earliest Eocene of the Tuscahoma Formation, Mississippi, Annals of Carnegie Museum 76 3, 135-144

Rose K. D., Chew A. E., et al (2012) Earliest Eocene mammalian fauna from the Paleocene-Eocene Thermal Maximum at Sand Creek Divide, southern Bighorn Basin, Wyoming, University of Michigan Papers on Paleontology 36, 1-122

Strait S. G., Holroyd P. A., et al (2016) Early Eocene (Wasatchian) rodent assemblages from the Washakie Basin, Wyoming, PaleoBios 33, 1-28

inferred from original work (title) - via The Interim Register of Marine and Nonmarine Genera

refer original publication - via The Interim Register of Marine and Nonmarine Genera

web search (AJR) - via The Interim Register of Marine and Nonmarine Genera

www.organismnames.com (Jul 2012) / web search - via The Interim Register of Marine and Nonmarine Genera

Annals of Carnegie Museum 76. - via The Interim Register of Marine and Nonmarine Genera

Article title: Rodents of the family Cylindrodontidae (Mammalia) from the earliest Eocene of the Tuscahoma Formation, Mississippi. - via The Interim Register of Marine and Nonmarine Genera

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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