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Hippopotamus protamphibius

Osteichthyes - Hippopotamidae

Taxonomy
Hippopotamus protamphibius was named by Arambourg (1944).

It was recombined as Hexaprotodon protamphibius by Coryndon (1977), Geze (1985).

Synonymy list
YearName and author
1944Hippopotamus protamphibius Arambourg
1977Hexaprotodon protamphibius Coryndon p. 69 figs. Fig. 6
1985Hexaprotodon protamphibius Geze p. 84
2010Hippopotamus protamphibius Weston and Boisserie p. 860

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
classOsteichthyes
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
genusHippopotamus
speciesprotamphibiusArambourg 1944

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.

†Hippopotamus protamphibius Arambourg 1944
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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 11:18:49
Modified: 2012-04-16 20:18:49
Source: g = genus, f = family, o = order, subc = subclass, c = class, subp = subphylum
References: Nowak 1991, Carroll 1988, Gingerich 2003, Nowak 1999, Lillegraven 1979, Hendy et al. 2009

Age range: base of the Piacenzian to the top of the Gelasian or 3.60000 to 1.80000 Ma

Collections (9 total)


Time interval Ma Country or state Original ID and collection number
Pliocene5.333 - 2.58Ethiopia Hippopotamus indet. (21755)
Zanclean - Piacenzian5.333 - 2.58Kenya Hexaprotodon protamphibius (22235)
Piacenzian3.6 - 2.58Chad Hexaprotodon protamphibius (22505)
Piacenzian3.6 - 2.58Ethiopia Hexaprotodon protamphibius (22032)
Piacenzian3.6 - 2.58Kenya Hexaprotodon protamphibius (21431 21459)
Piacenzian3.6 - 2.58Ethiopia (Afar) Hippopotamus protamphibius (224654)
Piacenzian - Gelasian3.6 - 1.8Ethiopia (Afar) Hippopotamus protamphibius (224657)
Gelasian2.58 - 1.8Ethiopia (Afar) Hippopotamus protamphibius (224655)