| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Psephosaurus
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).
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
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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
No diagnoses are available
Measurements
No measurements are available
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| Source: subo = suborder, c = class, subp = subphylum | |||||
| References: Hendy et al. 2009, Bush and Bambach 2015, Carroll 1988 | |||||
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 |
|---|---|---|---|
| Anisian | Israel | P. sp. (63939) | |
| Illyrian | Israel | P. spp. (63945) | |
| Longobardian | Turkey | P. sp. (120903) | |
| Longobardian | Germany (Baden-Württemberg) | P. suevicus (106357) |