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Gyposaurus sinensis

Reptilia - Anchisauridae

Taxonomy
Gyposaurus sinensis was named by Young (1940). Its type specimen is IVPP AS V.24, a partial skull (Parts of left upper and lower jaws), and it is a 3D body fossil. Its type locality is Shawan, Lufeng, which is in a Hettangian terrestrial sandstone in the Lufeng Formation of China.

It was synonymized subjectively with Lufengosaurus huenei by Rozhdestvensky (1965), Galton (1976), Galton and Cluver (1976), Rozhdestvensky (1977); it was recombined as Anchisaurus sinensis by Dong (1992).

Synonymy list
YearName and author
1940Gyposaurus sinensis Young p. 237
1941Gyposaurus sinensis Bien p. 174
1941Gyposaurus sinensis Young p. 205
1942Gyposaurus sinensis Young p. 64
1946Gyposaurus sinensis Young p. 5
1947Gyposaurus sinensis Young p. 46
1948Gyposaurus sinensis Young p. 101
1951Gyposaurus sinensis Young p. 49
1961Gyposaurus sinensis Hu p. 278
1965Gyposaurus sinensis Simmons p. 60
1967Gyposaurus sinensis Charig p. 712
1970Gyposaurus sinensis Steel p. 49
1973Gyposaurus sinensis Benedetto
1992Anchisaurus sinensis Dong p. 163
2007Gyposaurus sinensis Galton p. 518
2007Gyposaurus sinensis Lü et al. p. 13
2007Gyposaurus sinensis Upchurch et al. p. 76
2009Gyposaurus sinensis Xing et al. p. 17

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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()
—Amniota
—Sauropsida
classReptilia
subclassEureptilia()
—Romeriida
RankNameAuthor
—Diapsida()
—Archosauromorpha(Huene 1946)
—Crocopoda
—ArchosauriformesGauthier 1986
—Eucrocopoda
—Archosauria()
informalAvemetatarsalia
—Ornithodira
—Dinosauromorpha
—Dinosauriformes
—Dinosauria()
—Saurischia()
—Eusaurischia
—Sauropodomorpha(Huene 1932)
—Bagualosauria
—Plateosauria()
—Anchisauria
—Prosauropoda()
familyAnchisauridae
genusGyposaurus
speciessinensis

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.

†Gyposaurus sinensis Young 1940
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Diagnosis
ReferenceDiagnosis
C.-C. Young 1951Small Prosauropoda about the size of Gyposaurus capenensis. Teeth of general Thecodontosaurus-type with anterior and posterior coarse serrations. Vertebrae number probably: neck 10, dorsal 15, sacrum 5 and tail?. Anterior limb extremely short, scapula vigorously bending at the base of the shaft. Pelvic girdle rather slender with the ilium high. Both hand and foot with distinct lateral reduction.
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: terrestrialinfrao
Locomotion: actively mobilec
Life habit: ground dwellinginfrao
Diet: herbivoreinfrao
Created: 2005-09-15 11:05:47
Modified: 2009-01-03 22:40:20
Source: infrao = infraorder, c = class, subp = subphylum
References: Carroll 1988, Hendy et al. 2009, Norman and Weishampel 1991

Age range: base of the Hettangian to the top of the Sinemurian or 201.30000 to 190.80000 Ma

Collections (9 total)


Time interval Ma Country or state Original ID and collection number
Early/Lower Jurassic201.4 - 174.7China (Guizhou) Anchisaurus sinensis (49780)
Hettangian201.3 - 199.3China (Yunnan) Gyposaurus sinensis (type locality: 49501 49503)
Sinemurian199.3 - 190.8China (Yunnan) Gyposaurus sinensis (47081 49773 66926 72091 78993) Saurischia indet. (49776)