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Diceratherium armatum

Mammalia - Perissodactyla - Rhinocerotidae

Taxonomy
Diceratherium armatum was named by Marsh (1875) [genotype].

Sister species lacking formal opinion data
D. douvillei

Synonyms
Synonymy list
YearName and author
1875Diceratherium armatum Marsh p. 242
1879Aceratherium truquianum Cope
1902Diceratherium armatum Hay p. 644
1902Diceratherium truquianum Hay p. 644
1920Diceratherium gregorii Peterson
1920Diceratherium truquianum Peterson pp. 412-413 fig. 8
1921Diceratherium lobatum Troxell
1921Metacaenopus gregorii Troxell
1958Diceratherium gregorii Green
1960Diceratherium armatum Wood p. 100
1963Diceratherium gregorii Macdonald
1970Diceratherium gregorii Macdonald
2002Diceratherium armatum Antoine et al.
2005Diceratherium armatum Prothero p. 51
2010Diceratherium armatum Antoine et al.

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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()
—Tapiromorpha(Haeckel 1873)
—Ceratomorpha(Wood 1937)
superfamilyRhinocerotoidea
familyRhinocerotidae
subtribeElasmotheriina()
genusDiceratherium
speciesarmatum

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.

†Diceratherium armatum Marsh 1875
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Invalid names: Aceratherium truquianum Cope 1879 [synonym], Diceratherium gregorii Peterson 1920 [synonym], Diceratherium lobatum Troxell 1921 [synonym]
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: 2005-06-08 10:11:09
Modified: 2005-08-31 17:08:31
Source: f = family, subc = subclass, c = class, subp = subphylum
References: Lillegraven 1979, Nowak 1991, Carroll 1988, Ji et al. 2002, Hendy et al. 2009

Age range: base of the Orellan to the top of the Aquitanian or 33.90000 to 20.44000 Ma

Collections (20 total)


Time interval Ma Country or state Original ID and collection number
Orellan33.9 - 33.3USA (Oregon) Diceratherium armatum (17070)
Whitneyan - Monroecreekian33.3 - 24.8Canada (Saskatchewan) Diceratherium armatum (17306)
Geringian30.8 - 26.3USA (South Dakota) Diceratherium armatum, Diceratherium gregorii (17643) Diceratherium gregorii (17630 17634 17636 17642)
Geringian30.8 - 26.3USA (Oregon) Diceratherium armatum (17537)
Arikareean29.5 - 18.5USA (Nebraska) Diceratherium armatum (17719)
Arikareean29.5 - 18.5USA (Montana) Diceratherium armatum (17543)
Arikareean29.5 - 18.5USA (Wyoming) Diceratherium armatum (17532)
Arikareean29.5 - 18.5USA (South Dakota) Diceratherium armatum (17520)
early Early Arikareean29.5 - 18.5USA (Nebraska) Diceratherium armatum (156729)
Monroecreekian26.3 - 24.8USA (South Dakota) Rhinocerotidae indet. (17723)
Harrisonian24.8 - 18.5USA (South Dakota) Diceratherium gregorii (17458)
Harrisonian24.8 - 18.5USA (Wyoming) Diceratherium armatum (17794 17801 17815)
Aquitanian23.03 - 20.44USA (Texas) Diceratherium armatum (18663)
Miocene23.03 - 5.333USA (Nebraska) Diceratherium armatum (22630)