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Propalaeocastor irtyshensis

Mammalia - Rodentia - Castoridae

Taxonomy
Propalaeocastor irtyshensis was named by Wu et al. (2004). Its type specimen is IVPP V13690, a maxilla, and it is a 3D body fossil. Its type locality is XJ200203 (115.5 m horizon, bed 28), which is in an Oligocene terrestrial mudstone in the Keziletuogayi Formation of China.

Synonymy list
YearName and author
2004Propalaeocastor irtyshensis Wu et al.

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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
subfamilyCastorinae
genusPropalaeocastorBorisoglebskaya 1967
speciesirtyshensis

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.

†Propalaeocastor irtyshensis Wu et al. 2004
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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, Hendy et al. 2009, Carroll 1988, Ji et al. 2002

Age range: Early/Lower Oligocene or 33.90000 to 28.40000 Ma

Collections: one only


Time interval Ma Country or state Original ID and collection number
Early/Lower Oligocene33.9 - 28.4China (Xinjiang) Propalaeocastor irtyshensis (type locality: 174978)