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Hexaprotodon coryndoni

Mammalia - Hippopotamidae

Taxonomy
Hexaprotodon coryndoni was named by Geze (1985). Its type specimen is AL 170-1A & AL 170-1B, a partial skull (mandible and cranial fragments), and it is a 3D body fossil. Its type locality is Hadar - DD General, which is in a Piacenzian wet floodplain horizon in the Hadar Formation of Ethiopia.

Synonymy list
YearName and author
1980Hexaprotodon coryndoni Geze
1985Hexaprotodon coryndoni Geze p. 89 figs. Fig. 5a

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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
RankNameAuthor
Mammaliaformes
classMammalia
Cladotheria
Zatheria
subclassTribosphenida()
subclassTheria
Eutheria()
Placentalia
Boreoeutheria
Laurasiatheria
Scrotifera
Euungulata
Artiodactylamorpha
Artiodactyla()
Whippomorpha
superfamilyHippopotamoideaGray 1821
familyHippopotamidae
subfamilyHippopotaminaeGray 1821
genusHexaprotodon
speciescoryndoni

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.

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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: terrestrialo
Locomotion: actively mobilec
Life habit: amphibiousg
Diet: grazerf
Diet 2: browserf
Reproduction: viviparoussubc
Created: 2012-04-17 11:19:00
Modified: 2012-04-16 20:19:00
Source: g = genus, f = family, o = order, subc = subclass, c = class, subp = subphylum
References: Gingerich 2003, Hendy et al. 2009, Lillegraven 1979, Nowak 1999, Carroll 1988, Nowak 1991

Age range: Piacenzian or 3.60000 to 2.58000 Ma

Collections: one only


Time interval Ma Country or state Original ID and collection number
Piacenzian3.6 - 2.58Ethiopia Hexaprotodon coryndoni (type locality: 21785)