| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Nikitinoceras (Nikitinoceras) variisculptum
Taxonomy
Polyptychites variisculptus was named by Pavlow (1914) [DISTRIBUTION: Valanginian; Greenland, Siberia.]. It is not a trace fossil.
It was recombined as Nikitinoceras (Nikitinoceras) variisculptum by Alsen (2006).
It was recombined as Nikitinoceras (Nikitinoceras) variisculptum by Alsen (2006).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1914 | Polyptychites variisculptus Pavlow figs. pl. 3, fig. 2 |
| 2006 | Nikitinoceras (Nikitinoceras) variisculptum Alsen p. 66 |
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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.
†Nikitinoceras (Nikitinoceras) variisculptum Pavlow 1914
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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: Valanginian or 139.80000 to 132.90000 Ma
Collections (2 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Valanginian | Greenland | Nikitinoceras variisculptum (83741) | |
| Valanginian | Svalbard and Jan Mayen | Polyptychites variisculptus (211955) |