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Keichousaurus

Reptilia - Eosauropterygia - Keichousauridae

Taxonomy
Keichousaurus was named by Young (1958) [Sepkoski's age data: Tr Anis Sepkoski's reference number: 1044]. It is the type genus of Keichousauridae.

It was assigned to Keichousauridae by Kuhn (1966); to Pachypleuridae by Carroll (1988); to Pachypleurosauroidea by Rieppel and Lin (1995); to Pachypleurosauridae by Rieppel (2000); and to Notosauria by Sepkoski (2002).

Synonymy list
YearName and author
1958Keichousaurus Young p. 73 figs. Pls. 1-5
1966Keichousaurus Kuhn p. 112
1988Keichousaurus Carroll
1995Keichousaurus Rieppel and Lin
2000Keichousaurus Rieppel
2002Keichousaurus Sepkoski

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
—Eugnathostomata
—Teleostomi(Bonaparte 1836)
subclassSarcopterygii()
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
—Tetrapoda
—Reptiliomorpha
RankNameAuthor
—Anthracosauria
subclassAmphibiosauriaKuhn 1967
—Cotylosauria()
—Amniota
—Sauropsida
classReptilia
subclassEureptilia()
—Romeriida
—Diapsida()
suborderSauropterygia
orderEosauropterygia
superfamilyPachypleurosauroidea
familyKeichousauridae
genusKeichousaurusYoung 1958

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. †Keichousaurus Young 1958
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†Keichousaurus hui Young 1958
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: marinesubo
Locomotion: actively mobilep
Created: 2017-04-17 10:38:36
Modified: 2017-04-17 10:38:36
Source: subo = suborder, subp = subphylum, p = phylum
References: Bush and Bambach 2015, Carroll 1988, Kiessling 2004

Age range: base of the Olenekian to the top of the Longobardian or 249.90000 to 237.00000 Ma

Collections (7 total)


Time interval Ma Country or state Original ID and collection number
Olenekian249.9 - 246.7China (Hubei) K. yuananensis (100271)
Ladinian241.464 - 237.0China (Yunnan) K. sp. (106668)
Longobardian239.48 - 237.0China (Guizhou) K. hui (98691) K. sp. (153371 175087 196506)
Longobardian239.48 - 237.0China (Yunnan) K. hui (196166)