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Permonautilus
Taxonomy
Permonautilus was named by Kruglov (1933) [Sepkoski's age data: P u]. Its type is Nautilus cornutus. It is the type genus of Permonautilidae.
It was assigned to Liroceratidae by Teichert et al. (1964); to Nautilida by Sepkoski (2002); and to Permonautilidae by Barskov and Shilovsky (2014).
It was assigned to Liroceratidae by Teichert et al. (1964); to Nautilida by Sepkoski (2002); and to Permonautilidae by Barskov and Shilovsky (2014).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1933 | Permonautilus Kruglov |
| 1964 | Permonautilus Teichert et al. p. 447 |
| 2002 | Permonautilus Sepkoski |
| 2014 | Permonautilus Barskov and Shilovsky p. 1391 |
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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.
G. †Permonautilus Kruglov 1933
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†Permonautilus cornutus Golowinsky 1868
†Permonautilus halleri Tichy 1975
†Permonautilus kruglovi Barskov and Shilovsky 2014
†Permonautilus parapinegaensis Barskov and Shilovsky 2014
†Permonautilus pinegaensis Kruglov 1933
Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 23 | 33.7 | 16.0 | 55.0 | 33.0 | 11.3 | |
| shell diameter | 23 | 69.2 | 28.0 | 125.0 | 70.0 | 28.2 | |
| shell inflation | 23 | 17.8 | 7.00 | 39.0 | 18.5 | 9.13 |
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| Source: o = order, c = class | |||||
| References: Kiessling 2004, Kiessling 2003 | |||||
Age range: base of the Kungurian to the top of the Changhsingian or 279.30000 to 252.17000 Ma
Collections (8 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Kungurian | Tajikistan | P. sp. (95470) | |
| Roadian | Russian Federation | P. cornutus (89200) P. cornutus, P. kruglovi, P. pinegaensis, P. parapinegaensis (111240) | |
| Wordian | Russian Federation | P. cornutus (197764 197765) | |
| Wuchiapingian | Greenland | P. halleri (86533) | |
| Changhsingian | China (Guangxi) | P. sp. (111768) | |
| Changhsingian | China (Sichuan) | P. sp. (36221) |