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Arctomeekoceras obtusum

Cephalopoda - Ceratitida - Proptychitidae

Taxonomy
Arctomeekoceras obtusum was named by Tozer (1994). Its type specimen is GSC 85767 and is a 3D body fossil. Its type locality is GSC C-101889, Cape Stallworthy, Axel Heiberg Island, which is in a Spathian marine siliciclastic in the Blind Fiord Formation of Canada.

Synonymy list
YearName and author
1994Arctomeekoceras obtusum Tozer p. 65 figs. Pl 37, figs 20,21

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Spiralia
superphylumLophotrochozoa
phylumMollusca
classCephalopodaCuvier 1797
RankNameAuthor
subclassAmmonoidea()
orderCeratitidaHyatt 1884
suborderMeekoceratina
superfamilyMeekoceratoideaWaagen 1895
familyProptychitidaeWaagen 1895
genusArctomeekocerasPopov 1962
speciesobtusum

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.

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Diagnosis
No diagnoses are available
Measurements
partNmeanminimummaximummedians.d.
shell height214.812.118.015.14.17
shell diameter226.122.031.026.56.36
shell inflation23.002.903.103.000.141

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 2004, Kiessling 2003

Age range: Spathian or 248.10000 to 246.70000 Ma

Collections (3 total)


Time interval Ma Country or state Original ID and collection number
Spathian248.1 - 246.7Canada (Nunavut) Arctomeekoceras obtusum (61967 61968 type locality: 141756)