PBDB Taxon

Basic info	Taxonomic history	Classification	Included Taxa
Morphology	Ecology and taphonomy	External Literature Search	Age range and collections

Breviceratops

Reptilia - Protoceratopsidae

Taxonomy

Breviceratops was named by Kurzanov (1990). Its type is Protoceratops kozlowskii.

It was synonymized subjectively with Bagaceratops by Sereno (2000), Lambert et al. (2001), You and Dodson (2004) and Chinnery and Horner (2007).

It was assigned to Neoceratopsia by Chinnery and Weishampel (1998); to Protoceratopidae by Olshevsky and Ford (1994) and Tereshchenko and Alifanov (2003); to Bagaceratopidae by Alifanov (2003) and Alifanov (2008); and to Protoceratopsidae by Kurzanov (1990), Kurzanov (1992), Dodson (1997) and Czepiński (2019).

Species

B. kozlowskii

Synonymy list

Year	Name and author
1990	Breviceratops Kurzanov p. 86
1992	Breviceratops Kurzanov p. 105
1994	Breviceratops Olshevsky and Ford
1997	Breviceratops Dodson p. 475
1998	Breviceratops Chinnery and Weishampel p. 578 fig. 10
2003	Breviceratops Alifanov p. 527
2003	Breviceratops Tereshchenko and Alifanov p. 301
2008	Breviceratops Alifanov p. 621
2019	Breviceratops Czepiński p. 15

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Rank	Name	Author
kingdom	Animalia	()
—	Bilateria
—	Eubilateria	Ax 1987
—	Deuterostomia
phylum	Chordata	Haeckel 1874
subphylum	Vertebrata
superclass	Gnathostomata
—	Osteichthyes	()
subclass	Sarcopterygii	()
subclass	Dipnotetrapodomorpha	(Nelson 2006)
subclass	Tetrapodomorpha	()
—	Tetrapoda
—	Reptiliomorpha
—	Anthracosauria
subclass	Amphibiosauria	Kuhn 1967
—	Cotylosauria	()
—	Amniota
—	Sauropsida
class	Reptilia
subclass	Eureptilia	()
—	Romeriida

Rank	Name	Author
—	Diapsida	()
—	Archosauromorpha	(Huene 1946)
—	Crocopoda
—	Archosauriformes	Gauthier 1986
—	Eucrocopoda
—	Archosauria	()
informal	Avemetatarsalia
—	Ornithodira
—	Dinosauromorpha
—	Dinosauriformes
—	Dinosauria	()
—	Ornithischia	()
—	Genasauria
—	Cerapoda
—	Marginocephalia
—	Ceratopsia	()
infraorder	Neoceratopsia
—	Coronosauria
family	Protoceratopsidae
genus	Breviceratops

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.

G. †Breviceratops Kurzanov 1990

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†Breviceratops kozlowskii Maryanska and Osmólska 1975

Diagnosis

Reference	Diagnosis
Ł. Czepiński 2019	As for the type species.

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:

terrestrialsubo

Locomotion:

actively mobileo

Life habit:

ground dwellingsubo

Diet:

herbivoresubo

Reproduction:

oviparouso

Dispersal:

direct/internalo

Dispersal 2:

mobileo

Created:

2005-09-15 11:08:09

Modified:

2005-09-15 13:08:09

Source: subo = suborder, o = order

References: Norman and Weishampel 1991, Marsh 1875

Age range: base of the Middle Campanian to the top of the Late/Upper Campanian or 83.50000 to 70.60000 Ma

Collections (2 total)

Time interval	Ma	Country or state	Original ID and collection number
Middle Campanian - Late/Upper Campanian	83.5 - 70.6	Mongolia (Omnogov)	Protoceratops sp. (13776 181418)