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Beibeilong sinensis

Reptilia - Caenagnathidae

Taxonomy
Beibeilong sinensis was named by Pu et al. (2017). Its type specimen is HGM 41HIII1219, a skeleton (a small, semi-articulated skeleton (‘Baby Louie’) associated with a partial nest of 6–8 eggs), and it is a 3D body fossil. Its type locality is Heimaogou, Zhaoying Village, which is in a Cenomanian/Turonian terrestrial horizon in the Gaogou Formation of China. It is the type species of Beibeilong.

Synonymy list
YearName and author
2017Beibeilong sinensis Pu et al. p. 2 fig. 1–3
2019Beibeilong sinensis Simon et al. p. 2
2020Beibeilong sinensis Funston p. 109

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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()
—Theropoda()
—Neotheropoda
—AverostraPaul 2002
—Tetanurae
—Coelurosauria()
—Maniraptora
infraorderOviraptorosauria
familyCaenagnathidae
genusBeibeilong
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.

†Beibeilong sinensis Pu et al. 2017
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Diagnosis
ReferenceDiagnosis
H. Pu et al. 2017A large caenagnathid that has the following unique suite of features: antorbital fossa demarcated by sharply defined alveolar and dorsoposterior trending ridges, posterodorsal margin of lacrimal overlapped by frontal, subantorbital portion of the maxilla is inset medially, pronounced retroarticular process with a distinct concave posterior facet (roughly as tall at the base as it is wide), preacetabular process of the ilium longer than postacetabular process, posterior end of the postacetabular process truncated or broadly rounded, and accessory trochanter of the femur weakly developed.
Measurements
No measurements are available
Composition: hydroxyapatiteinfrao
Entire body: yesinfrao
Adult length: 1.0 to < 10infrao
Adult width: 0.1 to < 1.0infrao
Adult height: 1.0 to < 10infrao
Thickness: intermediateinfrao
Architecture: compact or denseinfrao
Ontogeny: accretion, modification of partsinfrao
Grouping: solitaryo
Environment: terrestrialinfrao
Locomotion: actively mobileinfrao
Life habit: ground dwellinginfrao
Depth habitat: surfaceinfrao
Diet: omnivoreinfrao
Reproduction: oviparousinfrao
Dispersal: direct/internalinfrao
Dispersal 2: mobileinfrao
Created: 2005-03-06 14:07:56
Modified: 2005-03-06 16:07:56
Source: infrao = infraorder, o = order
References: Averianov and Yarkov 2004, Marsh 1875

Age range: base of the Cenomanian to the top of the Turonian or 100.50000 to 89.80000 Ma

Collections: one only


Time interval Ma Country or state Original ID and collection number
Cenomanian - Turonian100.5 - 89.8China (Henan) Beibeilong sinensis (type locality: 194657)