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Tollia (Neocraspedites) pentagonalis

Cephalopoda - Ammonitida - Polyptychitidae

Taxonomy
Tollia (Neocraspedites) pentagonalis was named by Alsen (2006) [DISTRIBUTION: Valanginian; Greenland.]. Its type specimen is MGUH 27875, a shell, and it is not a trace fossil.

Sister species lacking formal opinion data

Synonymy list
YearName and author
2006Tollia (Neocraspedites) pentagonalis Alsen p. 57 figs. pl. 9, figs. K-M

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Spiralia
superphylumLophotrochozoa
phylumMollusca
classCephalopodaCuvier 1797
subclassAmmonoidea()
RankNameAuthor
orderAmmonitida
suborderAmmonitinaHyatt 1889
superfamilyPerisphinctaceaeSteinman 1890
familyPolyptychitidaeWedekind 1918
subfamilyTolliinaeSpath 1952
genusTolliaPavlow 1914
subgenusNeocraspedites(Spath 1923)
speciespentagonalis

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 height723.213.046.024.011.1
shell diameter752.830.0111.049.029.1
shell inflation711.24.8031.111.89.33

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 2003, Kiessling 2004

Age range: base of the Valanginian to the top of the Early/Lower Valanginian or 139.80000 to 136.40000 Ma

Collections (2 total)


Time interval Ma Country or state Original ID and collection number
Early/Lower Valanginian140.2 - 136.4Greenland Tollia pentagonalis (83742)
Valanginian139.8 - 132.9Greenland Tollia pentagonalis (83741)