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Eopolycotylus rankini

Reptilia - Plesiosauria - Polycotylidae

Taxonomy
Eopolycotylus rankini was named by Albright et al. (2007) [Type Locality: MNA LOC 1496, Glen Canyon National Recreation Area, Kane County, Utah. Stratigraphic Occurrence: Tropic Shale, approximately 48 m above local top of Dakota Formation, 42.7 m above top of Bentonite A, 14.8 m above top of Bentonite D, 16.5 m below LO of Mammites; occurs with Mytiloides mytiloides and Morrowites subdepressus, but not with Collignoniceras Age: Late Early Turonian]. Its type specimen is MNA V9445, a partial skeleton (anterior part of rostrum, anterior part of mandible, right and left clavicle with fused interclavicle, right and left scapula, right and left coracoid, right hu), and it is a 3D body fossil. Its type locality is Big Water, Tropic Shale, which is in a Turonian marine shale in the Tropic Shale Formation of Utah. It is the type species of Eopolycotylus.

Synonymy list
YearName and author
2007Eopolycotylus rankini Albright et al. pp. 47-52 figs. 8-13

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
—Osteichthyes()
subclassSarcopterygii()
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
—Tetrapoda
—Reptiliomorpha
—Anthracosauria
subclassAmphibiosauriaKuhn 1967
RankNameAuthor
—Cotylosauria()
—Amniota
—Sauropsida
classReptilia
subclassEureptilia()
—Romeriida
—Diapsida()
suborderSauropterygia
orderPlesiosauriade Blainville 1835
superfamilyPlesiosauroideaWelles 1943
familyPolycotylidaeWilliston 1908
subfamilyPolycotylinae
genusEopolycotylus
speciesrankini

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.

†Eopolycotylus rankini Albright et al. 2007
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: hydroxyapatiteo
Environment: marineo
Locomotion: actively mobileo
Life habit: aquatico
Depth habitat: surfaceo
Diet: carnivoreo
Reproduction: viviparouso
Created: 2009-07-20 06:05:48
Modified: 2011-08-12 01:58:15
Source: o = order
Reference: Kiessling 2004

Age range: Early/Lower Turonian or 93.50000 to 89.30000 Ma

Collections: one only


Time interval Ma Country or state Original ID and collection number
Early/Lower Turonian93.5 - 89.3USA (Utah) Eopolycotylus rankini (type locality: 67973)