Basic info Taxonomic history Classification Included Taxa
Morphology Ecology and taphonomy External Literature Search Age range and collections

Monosaulax skinneri

Mammalia - Rodentia - Castoridae

Taxonomy
Monosaulax skinneri was named by Stout (1999) [in Evander]. Its type specimen is UNSM 67241, a mandible (left mandible with p4-m3), and it is a 3D body fossil. Its type locality is Valentine Railway Quarries, which is in a Barstovian terrestrial horizon in the Valentine Formation of Nebraska.

Sister species lacking formal opinion data
M. changpeiensis, M. eseri

Synonymy list
YearName and author
1999Monosaulax skinneri Stout
2008Monosaulax skinneri Korth p. 171

Is something missing? Join the Paleobiology Database and enter the data

RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
—Osteichthyes()
subclassSarcopterygii()
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
—Tetrapoda
—Reptiliomorpha
—Anthracosauria
subclassAmphibiosauriaKuhn 1967
—Cotylosauria()
—Amniota
subclassSynapsida
—Therapsida()
infraorderCynodontia()
—Mammaliamorpha
RankNameAuthor
—Mammaliaformes
classMammalia
—Cladotheria
—Zatheria
subclassTribosphenida()
subclassTheria
—Eutheria()
—Placentalia
—Boreoeutheria
—EuarchontogliresMurphy et al. 2001
—GliriformesWyss and Meng 1996
—Glires()
—Simplicidentata()
orderRodentiaBowdich 1821
infraorderCastorimorpha
superfamilyCastoroideaGray 1821
familyCastoridae
subfamilyCastoroidinaeAllen 1877
tribeCastoroidiniAllen 1877
genusMonosaulax
speciesskinneriStout 1999

If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.

†Monosaulax skinneri Stout 1999
show all | hide all
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: terrestrialsubc
Locomotion: actively mobilec
Life habit: amphibiousf
Diet: browserf
Reproduction: viviparoussubc
Created: 2005-06-08 10:11:09
Modified: 2005-08-26 13:05:29
Source: f = family, subc = subclass, c = class, subp = subphylum
References: Ji et al. 2002, Carroll 1988, Lillegraven 1979, Nowak 1991, Hendy et al. 2009

Age range: Barstovian or 16.30000 to 12.50000 Ma

Collections (8 total)


Time interval Ma Country or state Original ID and collection number
Barstovian16.3 - 12.5USA (Nebraska) Monosaulax skinneri (18109 18155 18281 18284 type locality: 18442) Monosaulax sp. (18124)
Barstovian16.3 - 12.5USA (Nevada) Monosaulax pansus (19088) Monosaulax sp. (19103)