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Scleromys quadrangulatus

Mammalia - Rodentia - Dinomyidae

Taxonomy
Scleromys quadrangulatus was named by Kramarz (2006). Its type specimen is MLP 82-VI-3-2, a mandible (Right mandible fragment with complete dentition), and it is a 3D body fossil. Its type locality is Piso Astrapothericulense, which is in a Colhuehuapian/Santacrucian terrestrial horizon in Argentina.

Synonymy list
YearName and author
2006Scleromys quadrangulatus Kramarz p. 57 figs. Fig. 3

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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
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)
superfamilyChinchilloideaBennett 1833
familyDinomyidaePeters 1873
genusScleromysAmeghino 1887
speciesquadrangulatus

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.

†Scleromys quadrangulatus Kramarz 2006
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: terrestrialsubc
Locomotion: actively mobilec
Life habit: ground dwellingf
Diet: frugivoref
Diet 2: folivoref
Reproduction: viviparoussubc
Created: 2005-06-08 10:11:09
Modified: 2005-08-26 13:32:01
Source: f = family, subc = subclass, c = class, subp = subphylum
References: Nowak 1991, Hendy et al. 2009, Ji et al. 2002, Carroll 1988, Lillegraven 1979

Age range: Santacrucian or 17.50000 to 16.30000 Ma

Collections (10 total)


Time interval Ma Country or state Original ID and collection number
Colhuehuapian - Santacrucian21.0 - 16.3Argentina (Santa Cruz) Scleromys quadrangulatus (type locality: 176628)
Burdigalian20.44 - 15.97Argentina (Santa Cruz) Scleromys quadrangulatus (59133 59319 59320 59321 59322 59323 59325)
Burdigalian20.44 - 15.97Chile (Aisén) Scleromys quadrangulatus (71843)
Santacrucian17.5 - 16.3Peru (Cusco) Scleromys quadrangulatus (145126)