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Pessopteryx nisseri

Reptilia - Merriamosauridae

Taxonomy
Pessopteryx nisseri was named by Wiman (1910). It is not extant. Its type locality is Isfjord area, which is in a Spathian marine horizon in the Vikinghøgda Formation of Svalbard and Jan Mayen.

It was considered a nomen dubium by McGowan and Motani (2003).

Synonyms
Synonymy list
YearName and author
1910Omphalosaurus nisseri Wiman
1910Pessopteryx nisseri Wiman figs. Pl. 8
2010Pessopteryx nisseri Maisch
2013Pessopteryx nisseri Maxwell and Kear

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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
—Cotylosauria()
RankNameAuthor
—Amniota
—Sauropsida
classReptilia
subclassEureptilia()
—Romeriida
—Diapsida()
—Ichthyosauromorpha
—Ichthyosauriformes
—Ichthyopterygia(Owen 1840)
—Eoichthyosauria
—Ichthyosauria(de Blainville 1835)
—Hueneosauria
—Merriamosauria
familyMerriamosauridae
genusPessopteryxWiman 1910
speciesnisseriWiman 1910

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.

†Pessopteryx nisseri Wiman 1910
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Invalid names: Omphalosaurus nisseri Wiman 1910 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: hydroxyapatiteo
Environment: marineo
Locomotion: actively mobileo
Life habit: nektonico
Diet: carnivoreo
Reproduction: viviparouso
Created: 2009-07-20 06:07:40
Modified: 2010-02-23 00:20:57
Source: o = order
Reference: Kiessling 2004

Age range: base of the Spathian to the top of the Anisian or 251.30000 to 242.00000 Ma

Collections (2 total)


Time interval Ma Country or state Original ID and collection number
Spathian251.3 - 247.2Svalbard and Jan Mayen Pessopteryx nisseri (type locality: 196985)
Anisian247.2 - 242.0Svalbard and Jan Mayen Omphalosaurus nisseri (196805)