PBDB Taxon

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

Syodon

Anteosauridae

Taxonomy

Syodon was named by Kutorga (1838). It is not extant.

It was assigned to Brithopodidae by Carroll (1988); to Brithopodinae by King (1988); to Anteosauridae by Battail and Surkov (2000); to Syodontidae by Ivakhnenko (2003); and to Syodontinae by Kammerer (2011).

Species

S. biarmicum (syn. Cliorhizodon orenburgensis, S. efremovi)

Synonyms

Cliorhizodon was named by Twelvetrees (1880). It is not extant. Its type is Cliorhizodon orenburgensis.

It was synonymized subjectively with Syodon by Battail and Surkov (2000), Ivakhnenko (2003) and Kammerer (2011).

It was assigned to Rhopalodontidae by Efremov (1940).

Synonymy list

Year	Name and author
1838	Syodon Kutorga
1880	Cliorhizodon Twelvetrees
1940	Cliorhizodon Efremov p. 107
1988	Syodon Carroll
1988	Syodon King
2000	Syodon Battail and Surkov
2003	Syodon Ivakhnenko
2011	Syodon Kammerer

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Rank	Name	Author
kingdom	Animalia	()
—	Bilateria
—	Eubilateria	Ax 1987
—	Deuterostomia
phylum	Chordata	Haeckel 1874
subphylum	Vertebrata
superclass	Gnathostomata
—	Osteichthyes	()
subclass	Sarcopterygii	()
subclass	Dipnotetrapodomorpha	(Nelson 2006)
subclass	Tetrapodomorpha	()
—	Tetrapoda
—	Reptiliomorpha

Rank	Name	Author
—	Anthracosauria
subclass	Amphibiosauria	Kuhn 1967
—	Cotylosauria	()
—	Amniota
subclass	Synapsida
—	Therapsida	()
—	Eutherapsida
suborder	Dinocephalia
superfamily	Anteosauria	Boonstra 1962
family	Anteosauridae	Boonstra 1954
subfamily	Syodontinae	Ivachnenko 1994
genus	Syodon	Kutorga 1838

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. †Syodon Kutorga 1838

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†Syodon biarmicum Kutorga 1838

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Invalid names: Cliorhizodon orenburgensis Twelvetrees 1880 [synonym], Syodon efremovi Orlov 1940 [synonym]

Invalid names: Cliorhizodon Twelvetrees 1880 [synonym]

Diagnosis

No diagnoses are available

Measurements

No measurements are available

Composition:

phosphaticsubp

Environment:

terrestrialuc

Locomotion:

actively mobilec

Created:

2017-04-17 15:15:35

Modified:

2017-04-17 15:15:35

Source: c = class, subp = subphylum, uc = unranked clade

References: Carroll 1988, Hendy et al. 2009

Age range: base of the Ufimian to the top of the Urzhumian or 279.50000 to 264.28000 Ma

Collections (9 total)

Time interval	Ma	Country or state	Original ID and collection number
Ufimian	279.5 - 272.5	Russian Federation (Perm Krai)	S. biarmicum (187716)
Urzhumian	266.9 - 264.28	Russian Federation (Kirov)	S. sp. (87040)
Urzhumian	266.9 - 264.28	Russian Federation (Orenburg)	Cliorhizodon orenburgensis (87039) S. sp. (189974)
Urzhumian - Early/Lower Severodvinian	266.9 - 259.51	Russian Federation (Orenburg)	S. biarmicum (189416) S. sp. (36273 187190 187191)
Urzhumian - Early/Lower Severodvinian	266.9 - 259.51	Russian Federation (Tatarstan)	Cliorhizodon efremovi (27931)