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Tropidoceras ellipticum

Cephalopoda - Ammonitida - Polymorphitidae

Taxonomy
Ammonites ellipticus was named by Sowerby (1815). Its type specimen is BMNH 43957 and is a 3D body fossil.

It was recombined as Tropidoceras ellipticum by Spath (1928), Bremer (1965).

Sister species lacking formal opinion data
T. arietiforme, T. masseanum, T. subarietiforme

Synonymy list
YearName and author
1815Ammonites ellipticus Sowerby p. 209 figs. Pl 92, fig 4
1928Tropidoceras ellipticum Spath p. 225 figs. Pl 16, figs 1,2a,2b,4; pl 17, figs 3a-5b; text-figs 3a,f,j
1965Tropidoceras ellipticum Bremer

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
phylumMollusca
classCephalopodaCuvier 1797
RankNameAuthor
subclassAmmonoidea()
orderAmmonitidaHaeckel 1866
suborderAmmonitinaHyatt 1889
superfamilyEoderoceratoidea(Spath 1929)
familyPolymorphitidae
subfamilyTropidoceratinae(Hyatt 1900)
genusTropidocerasHyatt 1867
speciesellipticum()

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.

†Tropidoceras ellipticum Sowerby 1815
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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: Pliensbachian or 192.90000 to 184.20000 Ma

Collections (2 total)


Time interval Ma Country or state Original ID and collection number
Ibex192.9 - 184.2United Kingdom (Dorset) Tropidoceras ellipticum (159180)
Pliensbachian192.9 - 184.2United Kingdom (Gloucestershire) Tropidoceras ellipticum (204126)