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Nectosaurus halius

Osteichthyes - Thalattosauria

Taxonomy
Nectosaurus halius was named by Merriam (1905). Its type specimen is UCMP 9124, a partial skeleton (preorbital part of skull (lacking most of premaxilla); dorsal skull roof (including frontal, postorbitofrontal, and part of parietal and supratemporal); posteri), and it is a 3D body fossil. Its type locality is Smith Cove (UCMP 1012), which is in a Carnian marine horizon in the Hosselkus Formation of California. It is the type species of Nectosaurus.

Synonymy list
YearName and author
1905Nectosaurus halius Merriam pp. 36-37 figs. plate 4, figs 4a-5; plate 5, figs 4,6; plate 7, fig. 5
1930Nectosaurus halius Hay p. 242
1999Nectosaurus halius Nicholls p. 15

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
classOsteichthyes
subclassSarcopterygii()
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
—Tetrapoda
—Reptiliomorpha
—Anthracosauria
RankNameAuthor
subclassAmphibiosauriaKuhn 1967
—Cotylosauria()
—Amniota
—Sauropsida
classReptilia
subclassEureptilia()
—Romeriida
—Diapsida()
—Thalattosauriformes
orderThalattosauria
superfamilyThalattosauroideaNopcsa 1928
genusNectosaurus
specieshalius

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.

†Nectosaurus halius Merriam 1905
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: marineo
Locomotion: actively mobilec
Created: 2017-04-17 10:38:24
Modified: 2017-04-17 10:38:24
Source: o = order, c = class, subp = subphylum
References: Hendy et al. 2009, Carroll 1988, Kiessling 2004, Bush and Bambach 2015

Age range: Tuvalian or 233.60000 to 227.30000 Ma

Collections (3 total)


Time interval Ma Country or state Original ID and collection number
Carnian237.0 - 227.3USA (California) Nectosaurus halius (type locality: 190855)
Tuvalian233.6 - 227.3USA (California) Nectosaurus halius (136682 136683)