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Isostylomys laurillardi

Mammalia - Rodentia - Dinomyidae

Taxonomy
Megamys laurillardi was named by Ameghino (1883). It is a 3D body fossil. It is the type species of Isostylomys.

It was recombined as Isostylomys laurillardi by Kraglievich (1926).

Synonyms
Synonymy list
YearName and author
1883Megamys laurillardi Ameghino p. 67
1885Megamys laurillardi Ameghino p. 25
1926Isostylomys laurillardi Kraglievich
1979Isostylomys magnus Mones and Castiglioni
1979Isostylomys intermedius Mones and Castiglioni p. 81 fig. 4

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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
—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
subfamilyEumegamyinaeKraglievich 1926
genusIsostylomys
specieslaurillardi()

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.

†Isostylomys laurillardi Ameghino 1883
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Invalid names: Isostylomys intermedius Mones and Castiglioni 1979 [synonym], Isostylomys magnus Mones and Castiglioni 1979 [synonym]
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: Lillegraven 1979, Nowak 1991, Ji et al. 2002, Carroll 1988, Hendy et al. 2009

Age range: base of the Huayquerian to the top of the Montehermosan or 8.00000 to 3.80000 Ma

Collections (3 total)


Time interval Ma Country or state Original ID and collection number
Late/Upper Miocene11.608 - 5.333Uruguay (San Jose) Isostylomys laurillardi (152542)
Huayquerian8.0 - 5.0Argentina (Entre Rios) Isostylomys laurillardi (55600)
Montehermosan5.0 - 3.8Uruguay (San José) Isostylomys intermedius (192107)