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

Psephosaurus

Reptilia - Placodontia - Placochelyidae

Taxonomy
Psephosaurus was named by Fraas (1896) [Sepkoski's age data: Tr Anis-l Tr Rhae Sepkoski's reference number: 2,940].

It was assigned to Nothosauria by Fraas (1896); to Cyamodontidae by Carroll (1988); to Placochelyidae by Kuhn (1971) and Rieppel (2000); and to Placodontia by Sepkoski (2002).

Species

Synonymy list
YearName and author
1896Psephosaurus Fraas p. 13
1971Psephosaurus Kuhn p. 21
1988Psephosaurus Carroll
2000Psephosaurus Rieppel
2002Psephosaurus Sepkoski

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
RankNameAuthor
subclassAmphibiosauriaKuhn 1967
Cotylosauria()
Amniota
Sauropsida
classReptilia
subclassEureptilia()
Romeriida
Diapsida()
suborderSauropterygia
orderPlacodontiaCope 1871
suborderCyamodontoideaNopcsa 1923
familyPlacochelyidae()
genusPsephosaurus

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. †Psephosaurus Fraas 1896
show all | hide all
Psephosaurus suevicus Fraas 1896
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: marinesubo
Locomotion: actively mobilec
Created: 2017-04-17 10:38:36
Modified: 2017-04-17 10:38:36
Source: subo = suborder, c = class, subp = subphylum
References: Carroll 1988, Hendy et al. 2009, Bush and Bambach 2015

Age range: base of the Anisian to the top of the Longobardian or 247.20000 to 235.00000 Ma

Collections (4 total)


Time interval Ma Country or state Original ID and collection number
Anisian247.2 - 242.0Israel P. sp. (63939)
Illyrian247.2 - 242.0Israel P. spp. (63945)
Longobardian242.0 - 235.0Turkey P. sp. (120903)
Longobardian242.0 - 235.0Germany (Baden-Württemberg) P. suevicus (106357)