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Chuandongocoelurus primitivus

Reptilia

Taxonomy
Chuandongocoelurus primitivus was named by He (1984). Its type specimen is CCG 20010, a partial skeleton (femur), and it is a 3D body fossil. Its type locality is Dashanpu Dinosaur Quarry [lower], which is in a Bajocian/Oxfordian lacustrine sandstone/mudstone in the Shaximiao Formation of China.

It was considered a nomen dubium by Rauhut (2003) and Holtz et al. (2004); it was considered a nomen dubium by Li et al. (2011).

Synonymy list
YearName and author
1984Chuandongocoelurus primitivus He pp. 40-41 figs. 6-13, 14, 15
1992Chuandongocoelurus primitivus Dong p. 164
2009Chuandongocoelurus primitivus Wu et al. p. 23
2012Chuandongocoelurus primitivus Carrano et al. p. 226

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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
RankNameAuthor
subclassEureptilia()
Romeriida
Diapsida()
Archosauromorpha(Huene 1946)
Crocopoda
ArchosauriformesGauthier 1986
Eucrocopoda
Archosauria()
informalAvemetatarsalia
Ornithodira
Dinosauromorpha
Dinosauriformes
Dinosauria()
Theropoda()
Neotheropoda
AverostraPaul 2002
Tetanurae
genusChuandongocoelurus
speciesprimitivus

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.

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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: hydroxyapatiteo
Entire body: yeso
Adult length: 10 to < 100o
Adult width: 1.0 to < 10o
Adult height: 1.0 to < 10o
Architecture: compact or denseo
Ontogeny: accretion, modification of partso
Grouping: solitaryo
Environment: terrestrialo
Locomotion: actively mobileo
Life habit: ground dwellingo
Diet: carnivoreo
Reproduction: oviparouso
Dispersal: direct/internalo
Dispersal 2: mobileo
Created: 2004-12-14 12:50:08
Modified: 2004-12-14 14:50:08
Source: o = order
Reference: Marsh 1875

Age range: base of the Bajocian to the top of the Oxfordian or 170.30000 to 157.30000 Ma

Collections: one only


Time interval Ma Country or state Original ID and collection number
Bajocian - Oxfordian170.3 - 157.3China (Sichuan) Chuandongocoelurus primitivus (type locality: 24883)