| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Nikitinoceras (Nikitinoceras)
Taxonomy
Nikitinoceras (Nikitinoceras) was named by Solokov (1913). Its type is Olcostephanus hoplitoides.
It was assigned to Nikitinoceras by Solokov (1913), Alsen (2006).
It was assigned to Nikitinoceras by Solokov (1913), Alsen (2006).
Subtaxa
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1913 | Nikitinoceras (Nikitinoceras) Solokov |
| 2006 | Nikitinoceras (Nikitinoceras) Alsen p. 65 |
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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.
Subg. †Nikitinoceras (Nikitinoceras) Solokov 1913
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†Nikitinoceras (Nikitinoceras) hoplitoides Nikitin 1888
†Nikitinoceras (Nikitinoceras) inflatum Bodylevsky 1967
†Nikitinoceras (Nikitinoceras) intermedium Klimova 1984
†Nikitinoceras (Nikitinoceras) mokschensis Bogoslowsky 1902
†Nikitinoceras (Nikitinoceras) variisculptum Pavlow 1914
Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 23 | 17.7 | 11.0 | 25.0 | 17.0 | 3.85 | |
| shell diameter | 23 | 47.2 | 28.0 | 64.0 | 48.0 | 10.3 | |
| shell inflation | 23 | 14.3 | 7.80 | 19.1 | 14.8 | 2.81 |
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| Source: o = order, c = class | |||||
| References: Kiessling 2003, Kiessling 2004 | |||||
Age range: Early/Lower Valanginian or 137.05000 to 132.60000 Ma
Collections (7 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Early/Lower Valanginian | Greenland | Nikitinoceras intermedium, Nikitinoceras mokschensis (83742) Nikitinoceras tryptychiformis (83683 83684) | |
| Late/Upper Valanginian | Greenland | Nikitinoceras intermedium (83717) Nikitinoceras intermedium, Nikitinoceras mokschensis (83715) | |
| Valanginian | Greenland | Nikitinoceras inflatum, Nikitinoceras intermedium, Nikitinoceras mokschensis, Nikitinoceras variisculptum (83741) | |
| Valanginian | Svalbard and Jan Mayen | Polyptychites variisculptus (211955) |