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Cenoceras jourdani

Cephalopoda - Nautilida - Cenoceratidae

Taxonomy
Nautilus jourdani was named by Dumortier (1874). Its type specimen is ML 9184, a shell, and it is a 3D body fossil. Its type locality is La Verpillière (Isère, Bifrons zone), which is in a Bifrons/Thouarsense carbonate limestone in France.

It was recombined as Cenoceras jourdani by Kummel (1956) and Rulleau (2008).

Synonymy list
YearName and author
1874Nautilus jourdani Dumortier p. 44 figs. Pl 7, figs 1-5
1914Nautilus jourdani Pia p. 69 figs. Pl 9, fig 14
1956Cenoceras jourdani Kummel p. 374
2008Cenoceras jourdani Rulleau p. 28 figs. Pl 6, figs 1,2; pl 7, fig 4; pl 11, fig 1; text-figs 7/1-2

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
phylumMollusca
RankNameAuthor
classCephalopodaCuvier 1797
subclassNautilia(Wade 1988)
orderNautilidaAgassiz 1847
superfamilyNautiloidea(de Blainville 1825)
familyCenoceratidaeTinant and Kabamba 1983
genusCenocerasHyatt 1884
speciesjourdani(Dumortier 1874)

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 jourdani Dumortier 1874
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Diagnosis
No diagnoses are available
Measurements
partNmeanminimummaximummedians.d.
shell height868.551.092.070.013.4
shell diameter8117.390.0153.0117.523.5
shell inflation815.510.025.016.54.94

Composition: aragoniteo
Environment: marinec
Locomotion: actively mobileo
Life habit: nektobenthico
Diet: carnivoreo
Vision: well-developedc
Created: 2005-01-28 02:35:00
Modified: 2009-09-27 12:10:42
Source: o = order, c = class
References: Kiessling 2004, Kiessling 2003

Age range: base of the Early/Lower Toarcian to the top of the Thouarsense or 183.00000 to 175.60000 Ma

Collections (5 total)


Time interval Ma Country or state Original ID and collection number
Early/Lower Toarcian183.0 - 182.0United Kingdom Cenoceras jourdani (175846 175847)
Bifrons182.0 - 175.6France Cenoceras jourdani (167407)
Bifrons - Thouarsense182.0 - 175.6France Nautilus jourdani (150353)
Thouarsense180.1 - 175.6France Cenoceras jourdani (167408)