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Shastasaurus alexandrae

Reptilia - Shastasauridae

Taxonomy
Shastasaurus alexandrae was named by Merriam (1902). It is a 3D body fossil.

It was synonymized subjectively with Shastasaurus pacificus by Mcgowan (1994).

Synonymy list
YearName and author
1902Shastasaurus alexandrae Merriam p. 96 figs. Plates 12 and 13
1908Shastasaurus alexandrae Merriam p. 142
2000Shastasaurus alexandrae Maisch and Matzke p. 97
2010Shastasaurus alexandrae Maisch

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RankNameAuthor
kingdomAnimalia()
Triploblastica
Nephrozoa
Deuterostomia
phylumChordataHaeckel 1847
subphylumVertebrata
superclassGnathostomata
Osteichthyes()
Sarcopterygii
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
Tetrapoda()
Reptiliomorpha
Anthracosauria
Batrachosauria()
Cotylosauria()
RankNameAuthor
Amniota
Sauropsida
classReptilia
subclassEureptilia()
Romeriida
Diapsida()
Ichthyosauromorpha
Ichthyosauriformes
Ichthyopterygia(Owen 1840)
Eoichthyosauria
Ichthyosauria(de Blainville 1835)
Hueneosauria
Merriamosauria
familyShastasauridaeMerriam 1902
genusShastasaurus
speciesalexandrae

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.

Diagnosis
ReferenceDiagnosis
M. W. Maisch and A. T. Matzke 2000"Pubis with obturator notch more widely open and proximal margin narrower than distal margin, posterior thoracal vertebral central more than twice as high as they are long."
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: Triassic or 252.17000 to 201.30000 Ma

Collections: one only


Time interval Ma Country or state Original ID and collection number
Triassic252.17 - 201.3USA (California) Shastasaurus alexandrae (153314)