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Tetragonostylops

Osteichthyes - Astrapotheria - Trigonostylopidae

Taxonomy
Tetragonostylops was named by Paula Couto (1963). It is not extant. Its type is Trigonostylops apthomasi.

It was assigned to Trigonostylopidae by Carroll (1988).

Species
Entered
by J. Alroy on 2003-01-23; modified by G. Ballen on 2013-10-27

Synonymy list
YearName and author
1963Tetragonostylops Paula Couto
1988Tetragonostylops Carroll

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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
RankNameAuthor
Therapsida()
infraorderCynodontia()
Mammaliamorpha
Mammaliaformes
classMammalia
Cladotheria
Zatheria
subclassTribosphenida()
subclassTheria
Eutheria()
Placentalia
superorderAfrotheria
Paenungulatomorpha
superorderPaenungulata
Sudamericungulata
orderAstrapotheria
familyTrigonostylopidae
genusTetragonostylops

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. †Tetragonostylops Paula Couto 1963
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Tetragonostylops apthomasi Price and Paula Couto 1950
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 17:11:22
Modified: 2009-01-05 19:11:22
Source: o = order, subc = subclass, c = class, subp = subphylum
References: Carroll 1988, Ji et al. 2002, Lillegraven 1979, MacFadden et al. 1996, Hendy et al. 2009

Age range: base of the Early/Lower Eocene to the top of the Lutetian or 56.00000 to 41.03000 Ma

Collections (2 total)


Time interval Ma Country or state Original ID and collection number
Early/Lower Eocene56.0 - 48.07Brazil (Rio de Janeiro) Trigonostylops apthomasi, Trigonostylops sp. (118314)
Lutetian48.07 - 41.03Argentina (Chubut) T. apthomasi (176170)