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Pselioceras
Taxonomy
Pselioceras was named by Hyatt (1884) [Sepkoski's age data: P l].
It was assigned to Nautilida by Sepkoski (2002); and to Grypoceratidae by Teichert et al. (1964), Korn et al. (2020).
It was assigned to Nautilida by Sepkoski (2002); and to Grypoceratidae by Teichert et al. (1964), Korn et al. (2020).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1884 | Pselioceras Hyatt |
| 1964 | Pselioceras Teichert et al. p. 436 |
| 2002 | Pselioceras Sepkoski |
| 2020 | Pselioceras Korn et al. p. 156 |
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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. †Pselioceras Hyatt 1884
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†Pselioceras connectens Waagen 1879
†Pselioceras convolutus Waagen 1879
†Pselioceras ophioneus Waagen 1879
Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 3 | 43.8 | 31.0 | 53.0 | 51.0 | 12.2 | |
| shell diameter | 3 | 129.8 | 85.0 | 164.0 | 157.0 | 43.7 | |
| shell inflation | 3 | 57.7 | 35.0 | 75.0 | 73.0 | 22.5 |
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| Source: o = order, c = class | |||||
| References: Kiessling 2004, Kiessling 2003 | |||||
Age range: base of the Capitanian to the top of the Changhsingian or 264.28000 to 251.90200 Ma
Collections (12 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Capitanian | Pakistan | Nautilus ophioneus (119655) | |
| Wuchiapingian | Pakistan | Nautilus connectens (119527) P. convolutum (126006 126264 126737) P. ophioneum (125911 125925) P. sp. (125905 125908) | |
| Wuchiapingian - Changhsingian | Pakistan | P. ophioneum (126888) | |
| Changhsingian | Pakistan | Nautilus convolutus (90251) P. convolutum (126882) |