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Pseudopermophorus annettae
Taxonomy
Pseudopermophorus annettae was named by Ciriacks (1963). Its type specimen is USNM 140506, a shell (Bivalved), and it is a 3D body fossil. Its type locality is Hidden Pastures (Franson Mb), Big Sheep Canyon, Beaverhead County, which is in a Wuchiapingian shallow subtidal limestone in the Park City Formation of Montana. It is the type species of Pseudopermophorus.
Synonymy list
| Year | Name and author |
|---|---|
| 1963 | Pseudopermophorus annettae Ciriacks p. 70 figs. Pl 13, figs 6-14 |
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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.
†Pseudopermophorus annettae Ciriacks 1963
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 2 | 23.5 | 21.3 | 25.9 | 23.6 | 3.25 | |
| valve height | 3 | 18.9 | 12.9 | 23.6 | 22.3 | 5.84 |
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| Source: c = class | |||||
| Reference: Aberhan et al. 2004 | |||||
Age range: base of the Wordian to the top of the Wuchiapingian or 266.90000 to 254.17000 Ma
Collections (5 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Wordian | USA (Montana) | Pseudopermophorus annettae (11276) | |
| Wuchiapingian | USA (Utah) | Pseudopermophorus annettae (11233) | |
| Wuchiapingian | USA (Montana) | Pseudopermophorus annettae (type locality: 105277 105347) | |
| Lopingian | USA (Montana) | Pseudopermophorus annettae (88662) |