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Paleothyris
Taxonomy
Paleothyris was named by Carroll (1969). It is not extant. Its type is Paleothyris acadiana.
It was assigned to Romeriidae by Carroll (1969); to Romeriida by Gauthier et al. (1988), Gauthier et al. (1989) and Laurin and Reisz (1995); and to Protorothyrididae by Carroll (1988) and Haubold et al. (2005).
It was assigned to Romeriidae by Carroll (1969); to Romeriida by Gauthier et al. (1988), Gauthier et al. (1989) and Laurin and Reisz (1995); and to Protorothyrididae by Carroll (1988) and Haubold et al. (2005).
Species
P. acadiana (type species)
Synonymy list
| Year | Name and author |
|---|---|
| 1969 | Paleothyris Carroll p. 152 |
| 1988 | Paleothyris Carroll |
| 1988 | Paleothyris Gauthier et al. p. 139 fig. 4.4 |
| 1989 | Paleothyris Gauthier et al. p. 343 |
| 1995 | Paleothyris Laurin and Reisz pp. 171, 172 fig. 2 |
| 2005 | Palaeothyris Haubold et al. p. 78 |
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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: c = class, subp = subphylum, uc = unranked clade | |||||
| References: Carroll 1988, Hendy et al. 2009 | |||||
Age range: base of the Westphalian C to the top of the Westphalian D or 314.60000 to 307.50000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Westphalian C - Westphalian D | Canada (Nova Scotia) | P. acadiana (80111) |