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Stenotephanos

Mammalia - Notoungulata - Toxodontidae

Taxonomy
Stenotephanos was named by Ameghino (1886). It is not extant.

It was assigned to Typotheriidae by Ameghino (1887); to Xotodontidae by Ameghino (1894); and to Toxodontidae by Lydekker (1894).

Synonymy list
YearName and author
1886Stenotephanos Ameghino p. 107
1887Stenotephanos Ameghino p. 54
1894Stenotephanos Ameghino p. 25
1894Stenotephanos Lydekker p. 24

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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
—Eutoxodontia
familyToxodontidae
genusStenotephanosAmeghino 1886

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.

G. †Stenotephanos Ameghino 1886
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†Stenotephanos plicidens Ameghino 1885
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Invalid names: Eutomodus elautus Ameghino 1886 [synonym], Palaeotoxodon virgatus Ameghino 1886 [synonym]
†Stenotephanos speciosus Ameghino 1887
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, Ji et al. 2002, MacFadden et al. 1996, Hendy et al. 2009

Age range: Huayquerian or 8.00000 to 5.00000 Ma

Collections (4 total)


Time interval Ma Country or state Original ID and collection number
Huayquerian8.0 - 5.0Argentina (Entre Rios) S. plicidens, Palaeotoxodon virgatus, Eutomodus elautus (55600)
Huayquerian8.0 - 5.0Argentina (La Pampa) S. plicidens (204361 204598 206031)