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Medlicottia orbignyana

Cephalopoda - Prolecanitida - Medlicottiidae

Taxonomy
Goniatites orbignyanus was named by de Verneuil (1845). It is a 3D body fossil. Its type locality is Kachkabache Mountain, near Artinsk, which is in an Artinskian marine sandstone in the Russian Federation.

It was recombined as Medlicottia orbignyi by Tchernow (1907); it was recombined as Medlicottia orbignyana by Karpinsky (1889), Tumanskaya (1939), Ruzhentsev (1956), Nassichuk (1970), Leonova (2002), Zhou and Yang (2005) and Zhou (2017).

Sister species lacking formal opinion data
M. orbigiana

Synonymy list
YearName and author
1845Goniatites orbignyanus de Verneuil p. 375 figs. Pl 26, figs 6a-c
1889Medlicottia orbignyana Karpinsky p. 32 figs. Pl 2, fig 1
1907Medlicottia orbignyi Tchernow p. 367 figs. Pl 1, fig 8
1939Medlicottia orbignyana Tumanskaya p. 118 figs. Pl 8, fig 6; text-fig 17
1956Medlicottia orbignyana Ruzhentsev p. 118 figs. Pl 5, figs 2-4
1970Medlicottia orbignyana Nassichuk p. 81 figs. Pl 19, fig 4; text-fig 3
2002Medlicottia orbignyana Leonova p. S20
2005Medlicottia orbignyana Zhou and Yang p. 381 figs. 4.3,5.21-5.32
2017Medlicottia orbignyana Zhou p. 40 figs. 23.1-23.3, 24.4

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
phylumMollusca
classCephalopodaCuvier 1797
RankNameAuthor
subclassAmmonoidea()
orderProlecanitidaMiller and Furnish 1954
superfamilyMedlicottioidea(Karpinsky 1889)
familyMedlicottiidae
subfamilyMedlicottiinae
genusMedlicottiaWaagen 1880
speciesorbignyana()

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.

†Medlicottia orbignyana de Verneuil 1845
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Diagnosis
No diagnoses are available
Measurements
partNmeanminimummaximummedians.d.
shell height426.117.542.324.012.9
shell diameter444.029.070.043.117.3
shell inflation42.741.904.502.401.38

Composition: aragoniteo
Environment: marinec
Locomotion: fast-movingo
Life habit: nektonico
Diet: carnivoreo
Vision: well-developedc
Created: 2005-10-06 14:37:20
Modified: 2005-10-06 16:37:20
Source: o = order, c = class
References: Kiessling 2003, Kiessling 2004, Aberhan et al. 2004

Age range: base of the Artinskian to the top of the Roadian or 290.10000 to 268.80000 Ma

Collections (29 total)


Time interval Ma Country or state Original ID and collection number
Artinskian290.1 - 279.3Kazakhstan (Aqtobe) Medlicottia orbignyana (125130)
Artinskian290.1 - 279.3Tajikistan Medlicottia orbignyana (156577)
Artinskian290.1 - 279.3Russian Federation (Bashkortostan) Medlicottia orbignyana (125119 125122 125123 125124)
Artinskian290.1 - 279.3Russian Federation Goniatites orbignyanus (type locality: 117350) Medlicottia orbignyana (111239 116795 116796 116797 117788 125128) Medlicottia orbignyi (125094 125095 125097 125104 125105 125106)
Artinskian290.1 - 279.3Russian Federation (Chelyabinsk) Medlicottia orbignyana (125118)
Artinskian290.1 - 279.3Russian Federation (Orenburg) Medlicottia orbignyana (116793 125126)
Artinskian290.1 - 279.3China (Guizhou) Medlicottia orbignyana (185543)
Artinskian290.1 - 279.3Kazakhstan Medlicottia orbignyana (102148 116791 116792)
Kungurian279.3 - 272.3China (Xinjiang) Medlicottia orbignyana (121707)
Roadian272.3 - 268.8Canada (Nunavut) Medlicottia orbignyana (115644)
Roadian - Wordian272.3 - 264.28Indonesia Medlicottia orbignyana (43098)