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Maruchito trilofodonte

Osteichthyes - Rodentia - Echimyidae

Taxonomy
Maruchito trilofodonte was named by Vucetich et al. (1993). Its type specimen is MLP 91-IV-1-22, a mandible (left mandibular fragment), and it is a 3D body fossil. Its type locality is Cañadon del Tordillo, which is in a Colloncuran terrestrial tuff in the Collón Cura Formation of Argentina. It is the type species of Maruchito.

Synonymy list
YearName and author
1993Maruchito trilofodonte Vucetich et al. p. 370 figs. 6, 7

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
classOsteichthyes
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)
superfamilyOctodontoideaWaterhouse 1839
familyEchimyidaeGray 1825
genusMaruchito
speciestrilofodonte

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.

Maruchito trilofodonte Vucetich et al. 1993
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Diagnosis
No diagnoses are available
Measurements
partNmeanminimummaximummedians.d.
P4 height12.20----
p4 height22.552.502.602.550.071
m1 height32.492.202.802.500.300
m2 height22.722.652.802.720.106
m3 height23.523.453.603.530.106

Composition: phosphaticsubp
Environment: terrestrialsubc
Locomotion: actively mobilec
Life habit: scansorialf
Diet: herbivoref
Reproduction: viviparoussubc
Created: 2005-06-08 10:11:09
Modified: 2005-08-26 13:44:11
Source: f = family, subc = subclass, c = class, subp = subphylum
References: Ji et al. 2002, Lillegraven 1979, Hendy et al. 2009, Nowak 1991, Carroll 1988

Age range: Colloncuran or 15.50000 to 13.80000 Ma

Collections: one only


Time interval Ma Country or state Original ID and collection number
Colloncuran15.5 - 13.8Argentina (Neuquén) Maruchito trilofodonte (type locality: 141175)