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Thecodontia

Reptilia - Thecodontia

Synonyms
Synonymy list
YearName and author
1859Thecodontia Owen
1861Thecodontia Owen p. 275
1866Thecodonta Haeckel p. CXXXIV
1946Thecodontia Kuhn p. 63
1947Ocoyuntaia Rusconi
1947Ocoyuntaia arquata Rusconi pp. 1-2 fig. 1
1954Thecodontia Haughton and Brink p. 4
1954Thecodontia Huene p. 42
1958Seemannia palaeotriadica Huene
1958Seemannia Huene p. 112 fig. 1
1964Thecodontia Kuhn p. 312
1964Shansisuchus heiyuekouensis Young
1966Thecodontia Olson p. 301
1967Crenelosaurus Ortlam
1967Crenelosaurus nigrosilvanus Ortlam
1974Thecodontia Bakker and Galton p. 171
1975Thecodontia Thulborn p. 267
1982Thecodontia Gardiner p. 228
1988Thecodontia Carroll

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RankNameAuthor
kingdomAnimalia()
Triploblastica
Nephrozoa
Deuterostomia
phylumChordataHaeckel 1847
subphylumVertebrata
superclassGnathostomata
Osteichthyes()
Sarcopterygii
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
Tetrapoda()
Reptiliomorpha
Anthracosauria
Batrachosauria()
Cotylosauria()
RankNameAuthor
Amniota
Sauropsida
classReptilia
subclassEureptilia()
Romeriida
Diapsida()
Eosuchia()
Neodiapsida
SauriaGauthier 1984
Archosauromorpha(Huene 1946)
Crocopoda
ArchosauriformesGauthier 1986
Eucrocopoda
Archosauria()
orderThecodontiaOwen 1859
orderThecodontiaOwen 1859

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.

Diagnosis
ReferenceDiagnosis
R. Owen 1861Vertebral bodies biconcave: ribs of the trunk long and bent, the anterior ones with a bifurcate head: sacrum of three vertebrae: limbs ambulatory, femur with a third trochanter. Teeth with the crown more or less compressed, pointed, with trenchant and finely serrate margins: implanted in distinct sockets.
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: terrestrialsubc
Locomotion: actively mobilec
Diet: carnivoreo
Created: 2009-01-03 20:37:36
Modified: 2009-01-03 22:37:36
Source: o = order, subc = subclass, c = class, subp = subphylum
References: Kiessling 2004, Benton 1983, Carroll 1988, Hendy et al. 2009

Age range

Maximum range based only on fossils: base of the Spathian to the top of the Sinemurian or 251.30000 to 190.80000 Ma
Minimum age of oldest fossil (stem group age): 247.2 Ma

Collections (25 total)


Time interval Ma Country or state Original ID and collection number
Induan - Olenekian252.17 - 247.2Russian Federation (Orenburg) Proterosuchia indet. (37040)
Spathian251.3 - 247.2Germany (Niedersachsen) Pseudosuchia indet. (117152)
Spathian251.3 - 247.2Russian Federation (Orenburg) Thecodontia indet. (195812)
Aegean - Bithynian247.2 - 242.0Germany (Baden-Württeberg) Seemannia palaeotriadica (134506)
Aegean - Bithynian247.2 - 242.0Germany (Baden-Württemberg) Crenelosaurus nigrosilvanus (134302)
Anisian247.2 - 242.0Russian Federation (Orenburg) Thecodontosaurus sp. (28850)
Anisian247.2 - 242.0China (Shanxi) Shansisuchus heiyuekouensis (101059 101061 101159 101163 101166 101168 101169 101170)
Anisian247.2 - 242.0Russian Federation (Bashkortostan) Jushatyria vjushkovi (97415)
Middle Triassic247.2 - 237.0Argentina (Mendoza) Ocuyuntaia arquata (117454)
Carnian - Norian237.0 - 208.5United Kingdom (Scotland) Thecodontia indet. (57948)
Late/Upper Triassic237.0 - 201.3Argentina (Mendoza) Thecodontia indet. (85558)
Norian228.0 - 208.5USA (Texas) Thecodontia indet. (84269)
Rhaetian208.5 - 201.3United Kingdom (Gloucestershire) Thecodontia indet. (13178 13179 13180 13181)
Hettangian - Sinemurian201.3 - 190.8South Africa (Free State) Thecodontia indet. (75196)
Early/Lower Jurassic201.3 - 174.1China (Guizhou) Thecodontia indet. (49780)