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Gronausaurus

Reptilia - Plesiosauria - Elasmosauridae

Taxonomy
Gronausaurus was named by Hampe (2013). Its type is Gronausaurus wegneri.

It was assigned to Elasmosauridae by Benson et al. (2013); and to Leptocleididae by Hampe (2013).

Species
G. wegneri (type species)

Synonymy list
YearName and author
2013Gronausaurus Benson et al.
2013Gronausaurus Hampe figs. 3-8

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
—Osteichthyes()
subclassSarcopterygii()
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
—Tetrapoda
—Reptiliomorpha
—Anthracosauria
RankNameAuthor
subclassAmphibiosauriaKuhn 1967
—Cotylosauria()
—Amniota
—Sauropsida
classReptilia
subclassEureptilia()
—Romeriida
—Diapsida()
suborderSauropterygia
orderPlesiosauriade Blainville 1835
superfamilyPlesiosauroideaWelles 1943
familyElasmosauridaeCope 1869
genusGronausaurus

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.

G. †Gronausaurus Hampe 2013
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†Gronausaurus wegneri Hampe 2013
Diagnosis
ReferenceDiagnosis
O. Hampe 2013A leptocleidid plesiosaur with the following characters: lateral portions of the parasphenoid ending directly anterior to the basioccipital tubers; elongated cochlear facet on the dorsal side of the braincase; gently procoelous cervical centra; presence of a subdiapophyseal fossa below the transverse processes at the 2nd to 4th pectoral and anterior dorsal vertebrae; (number of pectoral vertebrae probably 4); humeri with facet for supernumerary postaxial epipodial elements; epipodials longer than wide.
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: Late/Upper Berriasian or 145.00000 to 140.20000 Ma

Collections: one only


Time interval Ma Country or state Original ID and collection number
Late/Upper Berriasian145.0 - 140.2Germany (Nordrhein-Westfalen) Plesiosauria species B (45760)