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Tompophiceras extremum

Cephalopoda - Ceratitida - Xenodiscidae

Taxonomy
Glyptophiceras extremum was named by Spath (1935). It is a 3D body fossil. Its type locality is Cape Stosch, river 10, locality 691, which is in a Griesbachian marine siliciclastic in the Wordie Creek Formation of Greenland.

It was recombined as Tompophiceras extremum by Tozer (1969) and Tozer (1994).

Sister species lacking formal opinion data

View classification of included taxa

Synonyms
Synonymy list
YearName and author
1935Glyptophiceras subextremum Spath p. 56 figs. Pl 5, fig 6; pl 6, fig 4
1935Glyptophiceras extremum Spath p. 57 figs. Pl 11, fig 4; pl 18, fig 4; pl 19, figs 7a-c
1969Tompophiceras extremum Tozer p. 353 figs. Pl 16, figs g-j
1994Tompophiceras extremum Tozer p. 49 figs. Pl 3, figs 1-6

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Spiralia
superphylumLophotrochozoa
phylumMollusca
classCephalopodaCuvier 1797
RankNameAuthor
subclassAmmonoidea(Zittel 1884)
orderCeratitidaHyatt 1884
suborderParaceltitinaShevyrev 1968
superfamilyXenodiscoidea(Frech 1902)
familyXenodiscidaeFrech 1902
genusTompophicerasPopov 1961
speciesextremum()

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.

Diagnosis
No diagnoses are available