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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 |
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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 2004, Kiessling 2003 |
Age range: Thouarsense or 180.10000 to 175.60000 Ma
Collections (4 total)
Time interval | Ma | Country or state | Original ID and collection number |
---|---|---|---|
Bifrons - Thouarsense | France | Cenoceras ciryi (150353) | |
Middle Toarcian | France (Rhone) | Cenoceras ciryi (133652) | |
Variabilis | France | Cenoceras ciryi (167411) | |
Thouarsense | France | Cenoceras ciryi (type locality: 167410) |