| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Pycnoceras rotundatum
Taxonomy
Pycnoceras rotundatum was named by Ulrich et al. (1942).
Synonymy list
| Year | Name and author |
|---|---|
| 1942 | Pycnoceras rotundatum Ulrich et al. p. 29 figs. pl 7 fig 1-4 |
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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.
†Pycnoceras rotundatum Ulrich et al. 1942
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, c = class | |||||
| References: Aberhan et al. 2004, Kiessling 2004 | |||||
Age range: base of the Tulean to the top of the Blackhillsian or 480.80000 to 470.00000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Tulean - Blackhillsian | USA (Missouri) | Pycnoceras rotundatum (98458) |