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Isotemnus latidens

Mammalia - Notoungulata - Isotemnidae

Taxonomy
Anisolambda latidens was named by Ameghino (1901). It is a 3D body fossil. Its type locality is Colhué Huapí Norte, which is in a Bartonian terrestrial horizon in Argentina.

It was recombined as Isotemnus latidens by Simpson (1967).

Sister species lacking formal opinion data
I. consummatus

Synonyms
Synonymy list
YearName and author
1901Anisolambda latidens Ameghino p. 388
1901Isotemnus enecatus Ameghino p. 415
1901Isotemnus apicatus Ameghino p. 416
1901Isotemnus cuspidatus Ameghino p. 416
1901Eochalicotherium crassidens Ameghino p. 420–421
1901Eochalicotherium robustum Ameghino p. 421
1902Prostylops apicatus Ameghino p. 27
1967Isotemnus latidens Simpson

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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()
RankNameAuthor
infraorderCynodontia()
—Mammaliamorpha
—Mammaliaformes
classMammalia
—Cladotheria
—Zatheria
subclassTribosphenida()
subclassTheria
—Eutheria()
—Placentalia
—AfrotheriaStanhope et al. 1998
—Paenungulatomorpha
—PaenungulataSimpson 1945
—Sudamericungulata
orderNotoungulata
suborderToxodontiaAmeghino 1887
familyIsotemnidae
genusIsotemnus
specieslatidens()

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.

†Isotemnus latidens Ameghino 1901
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Invalid names: Eochalicotherium crassidens Ameghino 1901 [synonym], Eochalicotherium robustum Ameghino 1901 [synonym], Isotemnus apicatus Ameghino 1901 [synonym], Isotemnus cuspidatus Ameghino 1901 [synonym], Isotemnus enecatus Ameghino 1901 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: terrestrialsubc
Locomotion: actively mobilec
Life habit: scansorialsubc
Diet: herbivoreo
Reproduction: viviparoussubc
Created: 2009-01-05 17:11:49
Modified: 2009-01-05 19:11:49
Source: o = order, subc = subclass, c = class, subp = subphylum
References: Lillegraven 1979, Carroll 1988, Hendy et al. 2009, Ji et al. 2002, MacFadden et al. 1996

Age range: base of the Casamayoran to the top of the Bartonian or 56.00000 to 38.00000 Ma

Collections (3 total)


Time interval Ma Country or state Original ID and collection number
Casamayoran56.0 - 48.0Argentina (Chubut) Isotemnus cuspidatus (176285)
Lutetian - Bartonian47.8 - 38.0Argentina (Chubut) Isotemnus enecatus, Isotemnus apicatus, Eochalicotherium crassidens, Eochalicotherium robustum, Isotemnus latidens (176164)
Bartonian41.3 - 38.0Argentina (Chubut) Anisolambda latidens (type locality: 176163)