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Brontops bicornutus

Mammalia - Perissodactyla - Brontotheriidae

Taxonomy
Megacerops bicornutus was named by Osborn (1902). Its type locality is Quinn Draw (Middle Titanotherium Beds), which is in a Chadronian terrestrial horizon in the Chadron Formation of South Dakota.

It was recombined as Diploclonus bicornutus by Osborn (1929); it was recombined as Brontops bicornutus by Scott (1941), Mader (1989), Mader and Alexander (1995) and Mader (1998).

Synonymy list
YearName and author
1902Megacerops bicornutus Osborn
1929Diploclonus bicornutus Osborn
1941Brontops bicornutus Scott
1989Brontops bicornutus Mader
1995Brontops bicornutus Mader and Alexander
1998Brontops bicornutus Mader

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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
subclassSynapsida
—Therapsida()
infraorderCynodontia()
—Mammaliamorpha
—Mammaliaformes
classMammalia
RankNameAuthor
—Theriamorpha(Rowe 1993)
—Theriiformes()
—Trechnotheria
—Cladotheria
—Zatheria
subclassTribosphenida()
subclassTheria
—Eutheria()
—Placentalia
—Boreoeutheria
—Laurasiatheria
—Scrotifera
—Euungulata
—Panperissodactyla
superorderPerissodactylamorpha
orderPerissodactyla()
familyBrontotheriidae()
subfamilyBrontotheriinaeMarsh 1873
tribeBrontotheriiniMarsh 1873
subtribeBrontotheriinaMarsh 1873
—BrontotheriitaMarsh 1873
genusBrontops
speciesbicornutus()

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.

†Brontops bicornutus Osborn 1902
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: terrestrialsubc
Locomotion: actively mobilec
Life habit: ground dwellingf
Diet: browserf
Reproduction: viviparoussubc
Created: 2005-08-31 14:53:16
Modified: 2005-08-31 16:53:16
Source: f = family, subc = subclass, c = class, subp = subphylum
References: Lillegraven 1979, Mader 1998, Ji et al. 2002, Hendy et al. 2009, Carroll 1988

Age range: Chadronian or 37.20000 to 33.90000 Ma

Collections: one only


Time interval Ma Country or state Original ID and collection number
Chadronian37.2 - 33.9USA (South Dakota) Megacerops bicornutus (type locality: 17013)