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Denckmannia crassicosta

Cephalopoda - Ammonitida - Phymatoceratidae

Taxonomy
Phymatoceras crassicosta was named by Merla (1932). It is not extant.

It was recombined as Denckmannia crassicosta by Gabilly (1976).

Sister species lacking formal opinion data
D. chelussii, D. fabale

Synonymy list
YearName and author
1932Phymatoceras crassicosta Merla p. 31 figs. Pl 3, fig 11
1976Denckmannia crassicosta Gabilly p. 71 figs. Pl 8, figs 6,7; text-fig 46

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
phylumMollusca
classCephalopodaCuvier 1797
RankNameAuthor
subclassAmmonoidea()
orderAmmonitida
suborderAmmonitinaHyatt 1889
superfamilyHildoceratoidea(Hyatt 1867)
familyPhymatoceratidaeHyatt 1867
genusDenckmannia
speciescrassicosta(Merla 1932)

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
Measurements
partNmeanminimummaximummedians.d.
shell height219.617.522.019.83.18
shell diameter253.248.059.053.57.78
shell inflation220.218.022.720.43.32

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 Toarcian or 180.10000 to 175.60000 Ma

Collections (28 total)


Time interval Ma Country or state Original ID and collection number
Middle Toarcian182.0 - 175.6Canada (British Columbia) Phymatoceras crassicosta (55801 56343 56401 57803 57804 57805 57806 57807 57808 57809 57810 57812 57813 57814 57815 57816 57817 57818 57819 57820 57821 57822)
Middle Toarcian - Late/Upper Toarcian182.0 - 175.6Canada (British Columbia) Phymatoceras crassicosta (53091 57811)
Variabilis182.0 - 175.6France Denckmannia crassicosta (148802)
Late/Upper Toarcian180.1 - 175.6Canada (British Columbia) Phymatoceras crassicosta (56405 56418 57795)