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Inaptychoceras koikei

Cephalopoda - Ammonoida - Ptychoceratidae

Taxonomy
Inaptychoceras koikei was named by Matsukawa (2021). Its type specimen is TKB 008419, a shell, and it is a 3D body fossil. Its type locality is Locality A2, Todai area, which is in an Aptian marine shale in the Todai Formation of Japan. It is the type species of Inaptychoceras.

Synonymy list
YearName and author
2021Inaptychoceras koikei Matsukawa p. 9 figs. 4G-J

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
phylumMollusca
classCephalopodaCuvier 1797
RankNameAuthor
subclassColeoideaBather 1888
orderAmmonoida(Haeckel 1866)
orderAmmonitidaHaeckel 1866
suborderAncyloceratinaWiedmann 1966
superfamilyAncyloceratoidea(Gill 1871)
familyPtychoceratidaeMeek 1876
genusInaptychoceras
specieskoikei

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.

†Inaptychoceras koikei Matsukawa 2021
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: aragoniteo
Environment: marinec
Locomotion: fast-movingo
Life habit: nektonico
Diet: carnivoreo
Vision: well-developedc
Created: 2005-01-28 02:27:03
Modified: 2009-10-08 14:14:55
Source: o = order, c = class
References: Kiessling 2004, Kiessling 2003

Age range: Late/Upper Aptian or 122.46000 to 113.00000 Ma

Collections: one only


Time interval Ma Country or state Original ID and collection number
Late/Upper Aptian122.46 - 113.0Japan (Nagano) Inaptychoceras koikei (type locality: 220847)