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Eogymnotoceras liardense

Cephalopoda - Ceratitida - Ceratitidae

Taxonomy
Gymnotoceras liardense was named by McLearn (1946). Its type specimen is GSC 9485 and is a 3D body fossil. Its type locality is GSC 10726, Chischa River, which is in an Illyrian marine siliciclastic in the Toad Formation of Canada.

It was recombined as Gymnotoceras deleeni liardense by McLearn (1969); it was recombined as Eogymnotoceras liardense by Tozer (1994).

Synonymy list
YearName and author
1946Gymnotoceras liardense McLearn p. 4 figs. Pl 5, fig 3
1969Gymnotoceras deleeni liardense McLearn p. 28 figs. Pl 5, figs 3,4; text-fig 10
1994Eogymnotoceras liardense Tozer p. 118 figs. Pl 60, figs 4-9; text-fig 45

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Spiralia
superphylumLophotrochozoa
phylumMollusca
classCephalopodaCuvier 1797
RankNameAuthor
subclassAmmonoidea()
orderCeratitidaHyatt 1884
superfamilyCeratitoidea(Mojsisovics 1879)
familyCeratitidaeMojsisovics 1879
subfamilyBeyrichitinae()
genusEogymnotoceras
speciesliardense(McLearn 1946)

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.

Eogymnotoceras liardense McLearn 1946
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Diagnosis
No diagnoses are available
Measurements
partNmeanminimummaximummedians.d.
shell height723.715.837.022.910.8
shell diameter737.526.374.031.516.3
shell inflation79.247.5013.37.903.24

Composition: aragoniteo
Environment: marinec
Locomotion: actively mobileo
Life habit: nektonico
Diet: carnivoreo
Vision: well-developedc
Created: 2005-01-28 02:33:06
Modified: 2005-10-06 16:36:47
Source: o = order, c = class
References: Kiessling 2003, Kiessling 2004

Age range: Illyrian or 247.20000 to 242.00000 Ma

Collections (3 total)


Time interval Ma Country or state Original ID and collection number
Illyrian247.2 - 242.0Canada (British Columbia) Eogymnotoceras liardense (139052 139054) Gymnotoceras liardense (137077)