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Penascoceras
Taxonomy
Penascoceras was named by Ruzhentsev and Shimanskiy (1954).
It was assigned to Domatoceratidae by Ruzhentsev and Shimanskiy (1954), Barskov et al. (2014), Korn (2025).
It was assigned to Domatoceratidae by Ruzhentsev and Shimanskiy (1954), Barskov et al. (2014), Korn (2025).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1954 | Penascoceras Ruzhentsev and Shimanskiy p. 93 |
| 2014 | Penascoceras Barskov et al. p. 1407 |
| 2025 | Penascoceras Korn p. 39 |
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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. †Penascoceras Ruzhentsev and Shimanskiy 1954
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†Penascoceras bradyi Miller and Unklesbay 1942
†Penascoceras northropi Miller and Unklesbay 1942
Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 2 | 41.8 | 26.5 | 66.0 | 46.2 | 27.9 | |
| shell diameter | 2 | 130.6 | 110.0 | 155.0 | 132.5 | 31.8 | |
| shell inflation | 2 | 41.4 | 35.0 | 49.0 | 42.0 | 9.90 |
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| Source: o = order, c = class | |||||
| References: Kiessling 2003, Kiessling 2004 | |||||
Collections (7 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Kungurian | USA (New Mexico) | Domatoceras bradyi (88665) Domatoceras northropi (83179) | |
| Roadian | USA (New Mexico) | Domatoceras bradyi (113092 113095) | |
| Roadian | USA (Arizona) | Domatoceras bradyi (113086 113093 113094) |