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Eurycephalites extremus

Cephalopoda - Ammonitida - Sphaeroceratidae

Taxonomy
Sphaeroceras extremum was named by Tornquist (1898).

It was recombined as Eurycephalites extremus by Parent (1998).

Synonymy list
YearName and author
1898Sphaeroceras extremum Tornquist p. 47 figs. Pl 6, figs 5,6
1998Eurycephalites extremus Parent p. 116 figs. 30A-E, 31A-G, 33A-D

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Spiralia
Schizocoela
phylumMollusca
classCephalopodaCuvier 1797
RankNameAuthor
subclassAmmonoidea(Zittel 1884)
orderAmmonitidaHyatt 1889
suborderAmmonitinaHyatt 1889
superfamilyStephanoceratoidea(Newmayr 1875)
familySphaeroceratidaeBuckman 1920
subfamilyEurycephalitinaeThierry 1976
genusEurycephalites
speciesextremus(Tornquist 1898)

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