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Pachydiscus (Neodesmoceras) soma

Cephalopoda - Ammonitida - Pachydiscidae

Taxonomy
Ammonites soma was named by Forbes (1846). Its type specimen is BMNH C51039, a shell, and it is a 3D body fossil. Its type locality is Pondicherry, which is in a Maastrichtian marine sandstone/claystone in the Valudavur Formation of India.

It was recombined as Pachydiscus (Neodesmoceras) soma by Kennedy and Henderson (1992).

Synonymy list
YearName and author
1846Ammonites soma Forbes p. 102 figs. Pl 7, fig 7
1992Pachydiscus (Neodesmoceras) soma Kennedy and Henderson p. 428 figs. Pl 12, figs 16-18;text-fig 3G

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Spiralia
superphylumLophotrochozoa
phylumMollusca
classCephalopodaCuvier 1797
RankNameAuthor
subclassAmmonoidea()
orderAmmonitidaHaeckel 1866
suborderAmmonitinaHyatt 1889
superfamilyDesmoceratoidea(Zittel 1895)
familyPachydiscidaeSpath 1922
genusPachydiscusZittel 1884
subgenusNeodesmocerasMatsumoto 1947
speciessoma()

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