| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Kosmoceras gemmatum
Taxonomy
Ammonites gemmatus was named by Phillips (1835).
It was recombined as Kosmoceras gemmatum by Callomon et al. (1987).
It was recombined as Kosmoceras gemmatum by Callomon et al. (1987).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1835 | Ammonites gemmatus Phillips |
| 1987 | Kosmoceras gemmatum Callomon et al. |
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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.
†Kosmoceras gemmatum Phillips 1835
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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 2003, Kiessling 2004 | |||||
Age range: base of the Oxfordian to the top of the Late/Upper Callovian or 163.50000 to 161.20000 Ma
Collections (2 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Late/Upper Callovian | Germany | Kosmoceras gemmatum (62283) | |
| Oxfordian | United Kingdom (England) | Ammonites gemmatus (100669) |