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Protoceratops hellenikorhinus

Reptilia - Protoceratopsidae

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
2017Protoceratops hellenikorhinus Chen p. 155
2019Protoceratops hellenikorhinus Morschhauser et al. p. 123
2020Protoceratops hellenikorhinus Czepiński p. 483
2022Protoceratops hellenikorhinus Son et al. p. 12

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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()
—Ornithischia()
—Genasauria
—Cerapoda
—Marginocephalia
—Ceratopsia()
infraorderNeoceratopsia
—Coronosauria
familyProtoceratopsidae
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.

†Protoceratops hellenikorhinus Lambert et al. 2001
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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.
Measurements
No measurements are available
Composition: hydroxyapatiteo
Entire body: yesg
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: terrestrialsubo
Locomotion: actively mobileo
Life habit: ground dwellingsubo
Diet: herbivoresubo
Reproduction: oviparouso
Dispersal: direct/internalo
Dispersal 2: mobileo
Created: 2005-08-25 05:47:29
Modified: 2005-08-25 07:47:29
Source: g = genus, subo = suborder, o = order
References: Marsh 1875, Peczkis 1995, Norman and Weishampel 1991

Age range: Campanian or 83.60000 to 72.10000 Ma

Collections (6 total)


Time interval Ma Country or state Original ID and collection number
Campanian83.6 - 72.1China (Nei Mongol) Protoceratops hellenikorhinus (type locality: 37806 38829 38830 38831 38832) Protoceratops sp. (205652)