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Xenodiscus dorashamensis

Cephalopoda - Ammonoida - Xenodiscidae

Taxonomy
Xenodiscus dorashamensis was named by Shevyrev (1965). Its type specimen is PIN 1478/68 and is a 3D body fossil. Its type locality is Dorasham 2, Phisonites beds, which is in a Changhsingian marine horizon in the Ali Bashi Formation of Azerbaijan.

Sister species lacking formal opinion data
X. strigatus

Synonymy list
YearName and author
1965Xenodiscus dorashamensis Shevyrev p. 166 figs. Pl 21, figs 2,3
1973Xenodiscus dorashamensis Teichert and Kummel p. 406 figs. Pl 3, figs 9-17; text-fig 11G
1975Xenodiscus dorashamensis Spinosa et al. p. 278
2002Xenodiscus dorashamensis Leonova

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
phylumMollusca
classCephalopodaCuvier 1797
RankNameAuthor
subclassColeoideaBather 1888
orderAmmonoida(Haeckel 1866)
orderCeratitidaHyatt 1884
suborderParaceltitinaShevyrev 1968
superfamilyXenodiscoidea(Frech 1902)
familyXenodiscidaeFrech 1902
genusXenodiscus
speciesdorashamensis

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.

†Xenodiscus dorashamensis Shevyrev 1965
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Diagnosis
No diagnoses are available
Measurements
partNmean
shell height113.6
shell diameter139.0
shell inflation116.3

Composition: aragoniteo
Environment: marinec
Locomotion: actively mobileo
Life habit: nektonico
Diet: carnivoreo
Vision: well-developedc
Created: 2005-01-28 02:33:06
Modified: 2005-10-06 16:36:47
Source: o = order, c = class
References: Kiessling 2003, Kiessling 2004

Age range: base of the Wuchiapingian to the top of the Changhsingian or 259.90000 to 252.17000 Ma

Collections (7 total)


Time interval Ma Country or state Original ID and collection number
Wuchiapingian259.9 - 254.17Iran (Abadeh) Xenodiscus dorashamensis (63894)
Wuchiapingian259.9 - 254.17Iran Xenodiscus dorashamensis (118278)
Changhsingian254.17 - 252.17Azerbaijan Xenodiscus dorashamensis (type locality: 97243 110599 110683 110692)
Changhsingian254.17 - 252.17Iran Xenodiscus dorashamensis (119067)