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Eucalycoceras pentagonum

Cephalopoda - Ammonitida - Acanthoceratidae

Taxonomy
Ammonites pentagonus was named by Jukes-Browne (1896) [DISTRIBUTION: Cenomanian; Cosmopolitan.]. It is not a trace fossil. It is the type species of Eucalycoceras.

It was recombined as Eucalycoceras pentagonus by Kennedy (1994); it was recombined as Eucalycoceras pentagonum by Cobban (1988), Wright et al. (1996), Kennedy et al. (1996) and Guendouz et al. (2022).

Synonymy list
YearName and author
1896Ammonites pentagonus Jukes-Browne p. 156 figs. pl. 5, fig. 1
1988Eucalycoceras pentagonum Cobban p. 9 figs. Pl 3; text-figs 6,7
1994Eucalycoceras pentagonus Kennedy p. 229
1996Eucalycoceras pentagonum Kennedy et al. p. 316 figs. Pl 39, figs 6,7; pl 40, figs 1,2,4
1996Eucalycoceras pentagonum Wright et al. p. 164 fig. 123,2a,b.
2022Eucalycoceras pentagonum Guendouz et al. p. 2165 fig. 4e

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Spiralia
superphylumLophotrochozoa
phylumMollusca
classCephalopodaCuvier 1797
RankNameAuthor
subclassAmmonoidea()
orderAmmonitida
suborderAmmonitinaHyatt 1889
superfamilyAcanthoceratoidea(de Grossouvre 1894)
familyAcanthoceratidaeGrossouvre 1894
subfamilyAcanthoceratinaede Groussouvre 1894
genusEucalycocerasSpath 1923
speciespentagonum(Jukes-Browne 1896)

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.

Eucalycoceras pentagonum Jukes-Browne 1896
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Diagnosis
No diagnoses are available