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Protoceratops hellenikorhinus

Reptilia -

Taxonomy
Protoceratops hellenikorhinus was named by Lambert et al. (2001). Its type specimen is IMM 95BM1/1. Its type locality is SBDE Quarry 95BM1 Bayan Mandahu, which is in a Campanian eolian sandstone in the Bayan Mandahu Formation of China.

Synonymy list
YearName and author
2001Protoceratops hellenikorhinus Lambert et al. p. 7 figs. 2-4, 7
2004Protoceratops hellenikorhinus You and Dodson p. 480
2008Protoceratops hellenikorhinus Alifanov p. 621
2008Protoceratops hellenikorhinus Godefroit et al. p. 432
2010Protoceratops hellenikorhinus Lee et al.
2010Protoceratops hellenikorhinus Longrich et al. p. 955
2011Protoceratops hellinkorhinus Fastovsky et al. p. 1037
2012Protoceratops hellenikorhinus Handa et al. p. 181
2014Protoceratops hellenikorhinus Hone et al. p. 11

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RankNameAuthor
kingdomAnimalia()
Triploblastica
Nephrozoa
Deuterostomia
phylumChordataHaeckel 1847
subphylumVertebrata
superclassGnathostomata
Osteichthyes()
Sarcopterygii
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
Tetrapoda()
Reptiliomorpha
Anthracosauria
Batrachosauria()
Cotylosauria()
Amniota
Sauropsida
classReptilia
subclassEureptilia()
Romeriida
Diapsida()
Eosuchia()
RankNameAuthor
Neodiapsida
SauriaGauthier 1984
Archosauromorpha(Huene 1946)
Crocopoda
ArchosauriformesGauthier 1986
Eucrocopoda
Archosauria()
informalAvemetatarsalia
Ornithodira
Dinosauromorpha
Dinosauriformes
Dinosauria()
Ornithischia()
Neornithischia()
Clypeodonta
Cerapoda
Marginocephalia
Ceratopsia()
infraorderNeoceratopsia
Coronosauria
genusProtoceratops
specieshellenikorhinus

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.

Diagnosis
ReferenceDiagnosis
O. Lambert et al. 2001Ventral edge of the dentary straight; caudal edge of the angular formed by a caudally facing triangular surface; long projection of the squamosal contacting the quadratojugal; straight and strongly reduced longitudinal ridge on maxilla.