| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Polysphenodon
Taxonomy
Polysphenodon was named by Jaeckel (1911). It is not extant.
It was assigned to Sphenodontidae by Kuhn (1971), Carroll (1988) and Reynoso (2000); and to Eusphenodontia by Herrera-Flores et al. (2018).
It was assigned to Sphenodontidae by Kuhn (1971), Carroll (1988) and Reynoso (2000); and to Eusphenodontia by Herrera-Flores et al. (2018).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1911 | Polysphenodon Jaeckel |
| 1971 | Polysphenodon Kuhn p. 10 |
| 1988 | Polysphenodon Carroll |
| 2000 | Polysphenodon Reynoso |
| 2018 | Polysphenodon Herrera-Flores et al. |
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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: subc = subclass, c = class, subp = subphylum | |||||
| References: Hendy et al. 2009, Carroll 1988 | |||||
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Carnian - Norian | Germany (Niedersachsen) | P. muelleri (98627) |