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Pachydiscus (Pachydiscus) duelmensis

Cephalopoda - Ammonitida - Pachydiscidae

Ammonites duelmensis was named by Schluter (1872). It is a 3D body fossil. Its type locality is Dülmen (Schlüter collection), which is in a Campanian marine sandstone in the Dülmener Schichten Formation of Germany.

It was recombined as Pachydiscus (Pachydiscus) duelmensis by Kennedy (1986) and Kennedy and Kaplan (1995).

Synonymy list
YearName and author
1872Ammonites duelmensis Schluter p. 52 figs. Pl 16, figs 1,2
1986Pachydiscus (Pachydiscus) duelmensis Kennedy p. 35 fig. 12
1995Pachydiscus (Pachydiscus) duelmensis Kennedy and Kaplan p. 27 figs. Pl 9, figs 1,2; pl 10, figs 1,2; pl 11; pl 12, figs 1,2

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EubilateriaAx 1987
classCephalopodaCuvier 1797
subclassAmmonoidea(Zittel 1884)
orderAmmonitidaHyatt 1889
suborderAmmonitinaHyatt 1889
superfamilyDesmoceratoidea(Zittel 1895)
familyPachydiscidaeSpath 1922
genusPachydiscusZittel 1884
subgenusPachydiscusZittel 1884
speciesduelmensis(Schluter 1872)

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.

No diagnoses are available
shell height183.2
shell diameter1160.0
shell inflation128.0

Composition: aragoniteo
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 2003, Kiessling 2004

Age range: Early/Lower Campanian or 83.50000 to 70.60000 Ma

Collections (6 total)

Time interval Ma Country or state Original ID and collection number
Early/Lower Campanian83.5 - 70.6France Pachydiscus duelmensis (165821 165822)
Early/Lower Campanian83.5 - 70.6Germany (Westfalen) Ammonites duelmensis (165365 165371) Pachydiscus duelmensis (165372 165373)