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Pachydiscus flexuosus

Cephalopoda - Ammonitida - Pachydiscidae

Taxonomy
Pachydiscus flexuosus was named by Matsumoto (1979). Its type specimen is GK.H5877, a shell, and it is a 3D body fossil.

Sister species lacking formal opinion data
P. gollevilensis, P. japonicus, P. suciaensis, P. vaju

Synonymy list
YearName and author
1979Pachydiscus flexuosus Matsumoto p. 53 figs. Pl 9, figs 1-3; pl 10, fig 4; pl 12, fig 1; text-fig 4
2015Pachydiscus flexuosus Shigeta et al. p. 119 figs. 5Q-W, 9, 10

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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
speciesflexuosusMatsumoto 1979

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.

†Pachydiscus flexuosus Matsumoto 1979
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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: Early/Lower Maastrichtian or 72.20000 to 66.00000 Ma

Collections (18 total)


Time interval Ma Country or state Original ID and collection number
Early/Lower Maastrichtian72.2 - 66.0Russian Federation Pachydiscus flexuosus (236991 236992 237616 237626 237628 237629 237634 237635 237636 237637 237638 237639)
Late/Upper Maastrichtian72.2 - 66.0Japan Pachydiscus flexuosus (114478 167905 167906 167908 167909)
Maastrichtian72.2 - 66.0Russian Federation (Sakhalin) Pachydiscus flexuosus (228937)