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Isotemnus haugi

Mammalia - Notoungulata - Isotemnidae

Taxonomy
Lelfunia haugi was named by Roth (1902). It is a 3D body fossil. Its type locality is Pan de Azucar, Gaiman, which is in an Eocene/Eocene terrestrial sandstone in Argentina. It is the type species of Lelfunia.

It was recombined as Isotemnus haugi by Simpson (1935) and Simpson (1967).

Sister species lacking formal opinion data
I. consummatus

Synonymy list
YearName and author
1902Lelfunia haugi Roth p. 255
1935Isotemnus haugi Simpson
1967Isotemnus haugi 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()
infraorderCynodontia()
—Mammaliamorpha
RankNameAuthor
—Mammaliaformes
classMammalia
—Theriamorpha(Rowe 1993)
—Theriiformes()
—Trechnotheria
—Cladotheria
—Zatheria
subclassTribosphenida()
subclassTheria
—Eutheria()
—Placentalia
—AfrotheriaStanhope et al. 1998
—Paenungulatomorpha
—PaenungulataSimpson 1945
—Sudamericungulata
orderNotoungulata
suborderToxodontiaAmeghino 1887
familyIsotemnidae
genusIsotemnus
specieshaugi()

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 haugi Roth 1902
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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: Ji et al. 2002, Hendy et al. 2009, Carroll 1988, MacFadden et al. 1996, Lillegraven 1979

Age range: base of the Early/Lower Eocene to the top of the Middle Eocene or 55.80000 to 37.71000 Ma

Collections: one only


Time interval Ma Country or state Original ID and collection number
Early/Lower Eocene - Middle Eocene55.8 - 37.71Argentina (Chubut) Lelfunia haugi (type locality: 175735)