| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Protacanthoceras proteus
Taxonomy
Protacanthoceras proteus was named by Wright and Kennedy (1980).
Subspecies
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1980 | Protacanthoceras proteus Wright and Kennedy |
| 1987 | Protacanthoceras proteus Wright and Kennedy |
| 1996 | Protacanthoceras proteus Kennedy et al. p. 13 |
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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.
†Protacanthoceras proteus Wright and Kennedy 1980
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†Protacanthoceras proteus vascoceratoides Wright and Kennedy 1987
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 4 | 8.35 | 6.50 | 11.2 | 8.20 | 2.04 | |
| shell diameter | 4 | 18.4 | 13.8 | 26.8 | 17.8 | 5.71 | |
| shell inflation | 4 | 4.24 | 3.00 | 6.10 | 4.20 | 1.29 |
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| Source: o = order, c = class | |||||
| References: Kiessling 2003, Kiessling 2004 | |||||
Age range: Late/Upper Cenomanian or 100.50000 to 93.90000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Late/Upper Cenomanian | USA (South Dakota) | Protacanthoceras proteus (77738) |