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Cenoceras ciryi
Taxonomy
Cenoceras ciryi was named by Rulleau (2008). Its type specimen is PF Toa 582, a shell, and it is a 3D body fossil. Its type locality is Lafarge quarry, Belmont (Thouarsense zone), which is in a Thouarsense carbonate limestone in France.
Synonymy list
| Year | Name and author |
|---|---|
| 2008 | Cenoceras ciryi Rulleau p. 34 figs. Pl 8, figs 1,2; pl 9, fig 1; text-figs 7/5-6 |
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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.
†Cenoceras ciryi Rulleau 2008
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 6 | 73.4 | 61.0 | 85.0 | 76.0 | 11.8 | |
| shell diameter | 6 | 126.3 | 107.0 | 148.0 | 127.5 | 18.8 | |
| shell inflation | 6 | 16.6 | 13.0 | 20.0 | 18.0 | 2.71 |
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| Source: o = order, c = class | |||||
| References: Kiessling 2003, Kiessling 2004 | |||||
Age range: base of the Middle Toarcian to the top of the Thouarsense or 182.90000 to 174.70000 Ma
Collections (4 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Middle Toarcian | France (Rhone) | Cenoceras ciryi (133652) | |
| Bifrons - Thouarsense | France | Cenoceras ciryi (150353) | |
| Variabilis | France | Cenoceras ciryi (167411) | |
| Thouarsense | France | Cenoceras ciryi (type locality: 167410) |