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Palaeoceras
Taxonomy
Palaeoceras was named by Flower (1954) [Sepkoski's age data: Cm Trep-u Sepkoski's reference number: 297]. Its type is Palaeoceras mutabile.
It was assigned to Plectronoceratidae by Flower (1964), Teichert et al. (1964), Crick (1981); and to Plectonocerida by Sepkoski (2002).
It was assigned to Plectronoceratidae by Flower (1964), Teichert et al. (1964), Crick (1981); and to Plectonocerida by Sepkoski (2002).
Species
P. mutabile (type species), P. undulatum
Synonymy list
| Year | Name and author |
|---|---|
| 1954 | Palaeoceras Flower p. 7 |
| 1964 | Palaeoceras Flower p. 31 |
| 1964 | Palaeoceras Teichert et al. p. 146 |
| 1981 | Palaeoceras Crick p. 227 |
| 2002 | Palaeoceras Sepkoski |
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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. †Palaeoceras Flower 1954
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†Palaeoceras mutabile Flower 1954
†Palaeoceras undulatum Flower 1964
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, c = class | |||||
| References: Aberhan et al. 2004, Kiessling 2004 | |||||
Age range: Trempealeauan or 490.20000 to 486.85000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Trempealeauan | USA (Texas) | P. undulatum, P. mutabile (88784) |