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Datonglong tianzhenensis

Reptilia

Taxonomy
Datonglong tianzhenensis was named by Xu et al. (2016). Its type specimen is SXMG V 00005, a mandible (nearly complete R dentary with dentition), and it is a 3D body fossil. Its type locality is Kangdailiang Quarry, Zhaojiagou, which is in a Cenomanian/Campanian fluvial mudstone in the Huiquanpu Formation of China.

Synonymy list
YearName and author
2016Datonglong tianzhenensis Xu et al. p. 69 fig. 2
2021Datonglong tianzhenensis Verdú et al. p. 4

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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
—Diapsida()
RankNameAuthor
—Archosauromorpha(Huene 1946)
—Crocopoda
—ArchosauriformesGauthier 1986
—Eucrocopoda
—Archosauria()
informalAvemetatarsalia
—Ornithodira
—Dinosauromorpha
—Dinosauriformes
—Dinosauria()
—Ornithischia()
—Genasauria
—Cerapoda
—Ornithopoda()
—Clypeodonta
—Iguanodontia()
—Dryomorpha
—Styracosterna
—Hadrosauriformes
—Hadrosauroidea()
genusDatonglong
speciestianzhenensis

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.

†Datonglong tianzhenensis Xu et al. 2016
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Diagnosis
ReferenceDiagnosis
S.-C. Xu et al. 2016Advanced non-hadrosaurid
hadrosauroid with one autapomorphy (two functional teeth in each alveolus along at least the mid- and caudal dentary occlusal plane) and the following unique combination of character states in the pattern of ridge development on the enameled lingual surface of dentary tooth crown: 1) distally offset primary ridge, 2) well-developed secondary ridge, 3) no additional ridge(s), 4) slightly distally curved apical half of primary ridge.
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: gregariouso
Environment: terrestrialo
Locomotion: actively mobileo
Life habit: ground dwellingo
Diet: herbivoresubo
Reproduction: oviparouso
Dispersal: direct/internalo
Dispersal 2: mobileo
Created: 2009-01-03 20:40:05
Modified: 2009-01-03 22:40:05
Source: subo = suborder, o = order
References: Benton 1983, Marsh 1875

Age range: base of the Cenomanian to the top of the Campanian or 100.50000 to 72.10000 Ma

Collections: one only


Time interval Ma Country or state Original ID and collection number
Cenomanian - Campanian100.5 - 72.1China (Shanxi) Datonglong tianzhenensis (type locality: 45408)