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Eutrephoceras rotundum

Cephalopoda - Nautilida - Nautilidae

Taxonomy
Nautilus rotundus was named by Crick (1898). Its type specimen is BMNH C.3181, a shell, and it is a 3D body fossil.

It was recombined as Cenoceras rotundum by Kummel (1956); it was recombined as Eutrephoceras rotundum by Tinant (1987).

Synonymy list
YearName and author
1898Nautilus rotundus Crick p. 132 fig. 11
1956Cenoceras rotundum Kummel p. 376
1987Eutrephoceras rotundum Tinant p. 120 figs. Pl 14, figs 4,5; pl 15, fig 1; text-fig 31

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
phylumMollusca
RankNameAuthor
classCephalopodaCuvier 1797
subclassNautiloideaAgassiz 1847
orderNautilidaAgassiz 1847
superfamilyNautiloidea(de Blainville 1825)
familyNautilidaede Blainville 1825
genusEutrephoceras
speciesrotundum()

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.

†Eutrephoceras rotundum Crick 1898
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Diagnosis
No diagnoses are available
Measurements
partNmeanminimummaximummedians.d.
shell height260.559.062.060.52.12
shell diameter2103.898.0110.0104.08.49
shell inflation24.004.004.004.00-

Composition: aragoniteo
Environment: marinec
Locomotion: actively mobilef
Life habit: nektonicf
Diet: carnivoref
Vision: well-developedc
Created: 2009-09-27 10:10:59
Modified: 2009-09-27 12:10:59
Source: f = family, o = order, c = class
References: Hendy et al. 2009, Kiessling 2003, Kiessling 2004

Age range: base of the Early/Lower Bajocian to the top of the Sauzei or 171.60000 to 167.70000 Ma

Collections (4 total)


Time interval Ma Country or state Original ID and collection number
Early/Lower Bajocian171.6 - 168.4United Kingdom Nautilus rotundus (171171)
Sauzei171.6 - 167.7United Kingdom Nautilus rotundus (171172)
Bathonian168.3 - 166.1Saudi Arabia Eutrephoceras rotundum (48369 48405)