Learning Center What is a mineral?The most common minerals on earth Information for Educators Mindat Articles The Elements The Rock H. Currier Digital Library Geologic Time

Minerals by Properties Minerals by Chemistry Advanced Locality Search Random Mineral Random Locality Search by minID Localities Near Me Search Articles Search Glossary More Search Options

The Mindat Manual Add a New Photo Rate Photos Locality Edit Report Coordinate Completion Report Add Glossary Item

Mining Companies Statistics Users Mineral Museums Clubs & Organizations Mineral Shows & Events The Mindat Directory Device Settings The Mineral Quiz

Photo Search Photo Galleries Search by Color New Photos Today New Photos Yesterday Members' Photo Galleries Past Photo of the Day Gallery Photography

BETA TEST - Fossil data and pages are very much experimental and under development. Please report any problems

Leidymys ✝

Photos

Photo Gallery

Source Data

Source	ID	Link
Global Biodiversity Information Facility ID (GBIF)	4828542	https://www.gbif.org/species/4828542
PaleoBioDB ID (PBDB)	41798	https://paleobiodb.org/classic/checkTaxonInfo?taxon_no=41798

Rank

genus

Taxonomy (GBIF)

Life : Animalia : Chordata : Mammalia : Rodentia : Muridae : Leidymys

Taxonomy (PBDB)

Life : Animalia : Chordata : Mammalia : Rodentia : Cricetidae : Leidymys

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
infraorder	Myodonta	Schaub 1958
superfamily	Muroidea	Illiger 1811
family	Cricetidae	Fischer von Waldheim 1817
genus	Leidymys	Wood 1936

Scientific Name

Leidymys Wood, 1936

Name Published In

Amer. Mus. Novit., no. 822

Opinions (PBDB)

Name	Rank	Opinion	Evidence	Author
Leidymys	genus	belongs to Cricetidae	stated without evidence	Wood, 1936
Leidymys	genus	belongs to Cricetidae	implied	McKenna and Bell, 1997
Leidymys	genus	belongs to Cricetidae	stated without evidence	Korth, 2014

Status (PBDB)

extinct

Taxon Size (PBDB)

First Recorded Appearance

33.3 - 30.8 Ma
Oligocene

Last Recorded Appearance

11.6 - 5.3 Ma
Miocene

Environment

terrestrial (based on Eutheria)

Motility

actively mobile (based on Osteichthyes)

Diet

herbivore (based on Rodentia)

Taphonomy

phosphatic (based on Vertebrata)

Primary Reference (PBDB)

A. E. Wood. 1936. The cricetid rodents described by Leidy and Cope from the Tertiary of North America. American Museum Novitates 822

Fossil Distribution

Subtaxa

Name	Status	Fossil Occurrences	Oldest	Youngest
Cotimus alicae ✝ species	accepted (GBIF) listed (PBDB)
Eumys blacki ✝ species	accepted (GBIF) listed (PBDB)	14	33.3 Ma Oligocene	20.4 Ma Miocene
Leidymys azybaevi ✝ species	accepted (GBIF) listed (PBDB)
Leidymys cerasus ✝ species	accepted (GBIF) listed (PBDB)	2	24.8 Ma Oligocene	24.8 Ma Oligocene
Leidymys juxtaparvulus ✝ species	accepted (GBIF) listed (PBDB)	1	33.3 Ma Oligocene	33.3 Ma Oligocene
Leidymys korthi ✝ species	accepted (GBIF) listed (PBDB)	1	26.3 Ma Oligocene	26.3 Ma Oligocene
Eumys lockingtonianus ✝ species	accepted (GBIF) listed (PBDB)
Hesperomys nematodon ✝ species	doubtful (GBIF) listed (PBDB)	14	30.8 Ma Oligocene	24.8 Ma Oligocene
Leidymys vetus ✝ species	accepted (GBIF) listed (PBDB)

Synonymy List

Year	Name and Author
1936	Leidymys Wood
1961	Cotimus Black
1969	Cotimus Alker
1976	Cotimus Nichols
1997	Cotimus McKenna and Bell
1997	Leidymys McKenna and Bell
2014	Leidymys Korth p. 391

References

Wood A. E. (1936) The cricetid rodents described by Leidy and Cope from the Tertiary of North America, American Museum Novitates 822

Black C. C. (1961) New rodents from the early Miocene deposits of Sixty-six Mountain, Wyoming. Breviora, Annals of Carnegie Museum 36

Alker J. (1969) Paciculus (Cricetinae, Incertae Sedis) Teeth from the Miocene of Nebraska, Journal of Paleontology 43 1

Nichols R. (1976) Early Miocene mammals from the Lemhi Valley of Idaho, Tebiwa 18 2, 9-47

McKenna M. C., Bell S. K. (1997) , Classification of Mammals Above the Species Level, 1-640

Korth W. W. (2014) Rodents (Mammalia) from the Whitneyan (Middle Oligocene) Cedar Pass Fauna of South Dakota, Annals of Carnegie Museum 82 4, 373-398 doi:10.2992/007.082.0404

Nomenclator Zoologicus. A list of the names of genera and subgenera in zoology from the tenth edition of Linnaeus, 1758 to the end of 2004. Digitised by uBio from vols. 1-9 of Neave (ed.), 1939-1996 plus supplementary digital-only volume. http://ubio.org/NomenclatorZoologicus (as at 2006). - via The Interim Register of Marine and Nonmarine Genera

SN2000/McKenna & Bell, 1997 - via The Interim Register of Marine and Nonmarine Genera

SN2000: Brands, S. J. (compiler) 1989-2005. Systema Naturae 2000. Amsterdam, The Netherlands (2006 version). Available online at http://sn2000.taxonomy.nl/. - via The Interim Register of Marine and Nonmarine Genera

as per family - via The Interim Register of Marine and Nonmarine Genera

Amer. Mus. Novit., no. 822 - 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!

Quick NavTop Fossil Distribution Subtaxa Synonymy List References

Mindat.org is an outreach project of the Hudson Institute of Mineralogy, a 501(c)(3) not-for-profit organization.
Copyright © mindat.org and the Hudson Institute of Mineralogy 1993-2024, except where stated. Most political location boundaries are © OpenStreetMap contributors. Mindat.org relies on the contributions of thousands of members and supporters. Founded in 2000 by Jolyon Ralph.
Privacy Policy - Terms & Conditions - Contact Us / DMCA issues - Report a bug/vulnerability Current server date and time: April 26, 2024 06:37:01

Go to top of page