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Ptyonius olisthmonaias
Taxonomy
Ptyonius olisthmonaias was named by Thayer (1985). Its type specimen is UALP 5264, a set of vertebrae (single caudal vertebra lacking the neural spine), and it is a 3D body fossil. Its type locality is Swisshelm Mts. amphibian site, which is in a Westphalian A/Westphalian B shallow subtidal limestone in the Black Prince Limestone Formation of Arizona.
Synonymy list
| Year | Name and author |
|---|---|
| 1985 | Ptyonius olisthmonaias Thayer p. 693 fig. 6 |
| 1998 | Ptyonius olisthmonaias Carroll et al. p. 76 |
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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.
†Ptyonius olisthmonaias Thayer 1985
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: c = class, subp = subphylum, uc = unranked clade | |||||
| References: Carroll 1988, Uhen 2004, Hendy et al. 2009 | |||||
Age range: base of the Westphalian A to the top of the Westphalian B or 318.70000 to 314.60000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Westphalian A - Westphalian B | USA (Arizona) | Ptyonius olisthmonaias (type locality: 92271) |