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Didymoceras platycostatum

Cephalopoda - Ammonitida - Nostoceratidae

Taxonomy
Nostoceras platycostatum was named by Kennedy and Cobban (1993). Its type specimen is USNM 411329, a shell, and it is a 3D body fossil.

It was recombined as Didymoceras platycostatum by Kennedy and Cobban (1997) and Kennedy et al. (2000).

Sister species lacking formal opinion data

View classification of included taxa

Synonymy list
YearName and author
1993Nostoceras platycostatum Kennedy and Cobban p. 131 figs. pl. 2, figs. 16, 17
1997Didymoceras platycostatum Kennedy and Cobban p. 67 figs. 3.18, 3.19, 5.3-5.5, 6.1-6.9, 7, 8.1-8.3
2000Didymoceras platycostatum Kennedy et al. p. 7

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Spiralia
Schizocoela
phylumMollusca
classCephalopodaCuvier 1797
RankNameAuthor
subclassAmmonoidea(Zittel 1884)
orderAmmonitidaHyatt 1889
suborderAncyloceratinaWiedmann 1966
superfamilyTurrilitoidea(Gill 1871)
familyNostoceratidaeHyatt 1894
genusDidymocerasHyatt 1900
speciesplatycostatum(Kennedy and Cobban 1993)

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