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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Cornaptychus (ammonoid aptychus)
Discussion
Aptychus
Taxonomy
Cornaptychus was named by Trauth (1927). It is not extant. It is considered to be a form taxon.
It was assigned to Ammonoidea by Arkell et al. (1957).
It was assigned to Ammonoidea by Arkell et al. (1957).
Synonymy list
| Year | Name and author |
|---|---|
| 1927 | Cornaptychus Trauth p. 189 |
| 1957 | Cornaptychus Arkell et al. p. L468 |
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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.
G. †Cornaptychus Trauth 1927 [ammonoid aptychus]
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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: Desmoinesian or 312.80000 to 306.00000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Desmoinesian | USA (Texas) | Cornaptychus sp. (216619) |