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Sinocephale bexelli

Osteichthyes - Pachycephalosauridae

Taxonomy
Troodon bexelli was named by Bohlin (1953). It is a 3D body fossil. Its type locality is Tsondolein-Khuduk 2 (SSE), which is in a Campanian/Maastrichtian terrestrial conglomerate in the Ulansuhai Formation of China.

It was recombined as Stegoceras bexelli by Kuhn (1964), Charig (1967); it was misspelled as Troodon bexell by Chao (1980), Zhao (1986); it was considered a nomen dubium by Sues and Galton (1987); it was considered a nomen dubium by Sullivan (2006); it was recombined as Sinocephale bexelli by Evans et al. (2021).

Synonymy list
YearName and author
1953Troodon bexelli Bohlin p. 32
1964Stegoceras bexelli Kuhn p. 32
1967Stegoceras bexelli Charig p. 716
1980Troodon bexell Chao
1986Stegoceras bexell Zhao p. 71
1997Troodon bexelli Mateer p. 662
2021Sinocephale bexelli Evans et al.

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
classOsteichthyes
subclassSarcopterygii()
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
Tetrapoda
Reptiliomorpha
Anthracosauria
subclassAmphibiosauriaKuhn 1967
Cotylosauria()
Amniota
Sauropsida
classReptilia
subclassEureptilia()
RankNameAuthor
Romeriida
Diapsida()
Archosauromorpha(Huene 1946)
Crocopoda
ArchosauriformesGauthier 1986
Eucrocopoda
Archosauria()
informalAvemetatarsalia
Ornithodira
Dinosauromorpha
Dinosauriformes
Dinosauria()
Ornithischia()
Genasauria
Cerapoda
Marginocephalia
Pachycephalosauria()
familyPachycephalosauridae
genusSinocephale
speciesbexelli()

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.

Sinocephale bexelli Bohlin 1953
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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: gregariouso
Environment: terrestrialo
Locomotion: actively mobileo
Life habit: ground dwellingo
Diet: herbivoreo
Reproduction: oviparouso
Dispersal: direct/internalo
Dispersal 2: mobileo
Created: 2004-12-14 12:50:52
Modified: 2004-12-14 14:50:52
Source: o = order
References: Kiessling 2004, Marsh 1875

Age range: base of the Campanian to the top of the Maastrichtian or 83.60000 to 66.00000 Ma

Collections: one only


Time interval Ma Country or state Original ID and collection number
Campanian - Maastrichtian83.6 - 66.0China (Nei Mongol) Troodon bexelli (type locality: 50733)