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

Parasteiromys uniformis

Mammalia - Rodentia - Erethizontidae

Taxonomy
Parasteiromys uniformis was named by Ameghino (1904). It is a 3D body fossil. Its type locality is Gran Barranca - southern cliff of lake Colhué Huapí, which is in a Colhuehuapian terrestrial horizon in the Sarmiento Formation of Argentina. It is the type species of Parasteiromys.

It was recombined as Steiromys uniformis by Patterson (1958).

Synonymy list
YearName and author
1904Parasteiromys uniformis Ameghino p. 101
1958Steiromys uniformis Patterson
1999Parasteiromys uniformis Candela
2010Parasteiromys uniformis Vucetich et al.

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
CtenohystricaHuchon et al. 2000
infraorderHystricognathi(Tullberg 1899)
Caviomorpha(Wood and Patterson 1955)
superfamilyErethizontoideaBonaparte 1845
familyErethizontidaeBonaparte 1845
genusParasteiromys
speciesuniformis

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.

Parasteiromys uniformis Ameghino 1904
show all | hide all
Diagnosis
ReferenceDiagnosis
A. M. Candela 1999it differs from P. friantae sp. novo in the following features: larger size, subcircular shape of the lingual face of the protocone, larger width of the parafossette, and protoloph connected with the posterior end of the protocone.
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: terrestrialsubc
Locomotion: actively mobilec
Life habit: arborealf
Diet: herbivoref
Reproduction: viviparoussubc
Created: 2005-06-08 10:11:09
Modified: 2005-08-26 13:29:34
Source: f = family, subc = subclass, c = class, subp = subphylum
References: Lillegraven 1979, Carroll 1988, Ji et al. 2002, Nowak 1991, Hendy et al. 2009

Age range: Colhuehuapian or 21.00000 to 17.50000 Ma

Collections: one only


Time interval Ma Country or state Original ID and collection number
Colhuehuapian21.0 - 17.5Argentina (Chubut) Parasteiromys uniformis (type locality: 141368)