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Tetraspidoceras quadrarmatum

Cephalopoda - Coeloceratidae

Taxonomy
Ammonites quadrarmatus was named by Dumortier (1867).

It was recombined as Tetraspidoceras quadrarmatum by Edmunds et al. (2003).

Synonymy list
YearName and author
1867Ammonites quadrarmatus Dumortier
2003Tetraspidoceras quadrarmatum Edmunds et al. figs. 21.1, 22.1

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Spiralia
superphylumLophotrochozoa
phylumMollusca
RankNameAuthor
classCephalopodaCuvier 1797
subclassAmmonoidea(Zittel 1884)
suborderAmmonitinaHyatt 1889
superfamilyEoderoceratoidea(Spath 1929)
familyCoeloceratidaeHaug 1910
genusTetraspidoceras
speciesquadrarmatum(Dumortier 1867)

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