Basic info Taxonomic history Classification Included Taxa
Morphology Ecology and taphonomy External Literature Search Age range and collections

Symphysorrhachis

Mammalia - Perissodactyla

Taxonomy
Symphysorrhachis was named by Belyaeva (1954). Its type is Symphysorrhachis brevirostris.

It was assigned to Hyracodontidae by Carroll (1988); and to Rhinocerotoidea by Prothero and Schoch (1989).

Species
S. brevirostris (type species)

Synonymy list
YearName and author
1954Symphysorrhachis Belyaeva p. 192
1988Symphysorrhachis Carroll
1989Symphysorrhachis Prothero and Schoch p. 536

Is something missing? Join the Paleobiology Database and enter the data

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
Mammaliaformes
RankNameAuthor
classMammalia
Theriamorpha(Rowe 1993)
Theriiformes()
Trechnotheria
Cladotheria
Zatheria
subclassTribosphenida()
subclassTheria
Eutheria()
Placentalia
Boreoeutheria
Laurasiatheria
Scrotifera
Euungulata
Panperissodactyla
superorderPerissodactylamorpha
orderPerissodactyla()
Tapiromorpha(Haeckel 1873)
Ceratomorpha(Wood 1937)
superfamilyRhinocerotoidea
genusSymphysorrhachisBelyaeva 1954

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. †Symphysorrhachis Belyaeva 1954
show all | hide all
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: terrestrialsubc
Locomotion: actively mobilec
Life habit: ground dwellingsubo
Diet: browsersubo
Reproduction: viviparoussubc
Created: 2005-08-31 15:03:12
Modified: 2005-08-31 17:03:12
Source: subo = suborder, subc = subclass, c = class, subp = subphylum
References: Carroll 1988, Colbert and Schoch 1998, Lillegraven 1979, Ji et al. 2002, Hendy et al. 2009

Age range: Late/Upper Eocene or 37.20000 to 33.90000 Ma

Collections (2 total)


Time interval Ma Country or state Original ID and collection number
Late/Upper Eocene37.2 - 33.9China (Nei Mongol) S. sp. (174913)
Late/Upper Eocene37.2 - 33.9Mongolia (Dornogov) S. brevirostris (176016)