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Microtheriomys brevirhinus

Mammalia - Rodentia - Castoridae

Taxonomy
Microtheriomys brevirhinus was named by Korth and Samuels (2015). Its type specimen is JODA 16037, a partial skull, and it is a 3D body fossil. Its type locality is JDNM-8 Sheep Rock, which is in an Arikareean terrestrial claystone in the John Day Formation of Oregon.

Synonymy list
YearName and author
2015Microtheriomys brevirhinus Korth and Samuels

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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
—Mammaliaformes
RankNameAuthor
classMammalia
—Theriamorpha(Rowe 1993)
—Theriiformes()
—Trechnotheria
—Cladotheria
—Zatheria
subclassTribosphenida()
subclassTheria
—Eutheria()
—Placentalia
—Boreoeutheria
—EuarchontogliresMurphy et al. 2001
—GliriformesWyss and Meng 1996
—Glires()
—Simplicidentata()
orderRodentiaBowdich 1821
infraorderCastorimorpha
superfamilyCastoroideaGray 1821
familyCastoridae
subfamilyAnchitheriomyinaeKorth 2001
genusMicrotheriomys
speciesbrevirhinus

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.

†Microtheriomys brevirhinus Korth and Samuels 2015
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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: Lillegraven 1979, Nowak 1991, Carroll 1988, Hendy et al. 2009, Ji et al. 2002

Age range: Arikareean or 29.50000 to 18.50000 Ma

Collections: one only


Time interval Ma Country or state Original ID and collection number
Arikareean29.5 - 18.5USA (Oregon) Microtheriomys brevirhinus (type locality: 212629)