| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Protogrammoceras (Protogrammoceras) skidegatense
Taxonomy
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1996 | Protogrammoceras (Protogrammoceras) skidegatense Smith and Tipper p. 66 figs. Pl 25, figs 1-3; Txt figs 38i, 39h |
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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.
†Protogrammoceras (Protogrammoceras) skidegatense Smith and Tipper 1996
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, c = class | |||||
| References: Kiessling 2004, Kiessling 2003 | |||||
Age range: Carlottense or 184.10000 to 183.00000 Ma
Collections (4 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Pliensbachian | Canada (British Columbia) | Protogrammoceras skidegatense (33278) | |
| Spinatum | Canada (British Columbia) | Protogrammoceras skidegatense (32867 32868) | |
| Carlottense | Canada (Alberta) | Protogrammoceras skidegatense (198517) |