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Hyracodon

Mammalia - Perissodactyla - Hyracodontidae

Synonyms
Synonymy list
YearName and author
1856Hyracodon Leidy p. 91
1857Rhinoceros (Hyracodon) Leidy p. 89
1881Hyracodon Cope p. 393
1902Hyracodon Hay p. 640
1908Hyracodon Lambe
1913Hyracodon Scott p. 291
1931Mesamynodon Peterson
1960Hyracodon Wood p. 100
1966Hyracodon Radinsky p. 635
1969Hyracodon Ferrusquia-Villafranca
1988Hyracodon Carroll
1989Mesamynodon Prothero and Schoch p. 534
1989Hyracodon Prothero and Schoch p. 535
1998Hyracodon Prothero p. 591
1999Hyracodon Holbrook p. 346
2016Hyracodon Wang 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
RankNameAuthor
classMammalia
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
familyHyracodontidaeCope 1879
genusHyracodon

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. †Hyracodon Leidy 1856
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Hyracodon browni Russell 1934
Hyracodon leidyanus Troxell 1921
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Invalid names: Hyracodon apertus Sinclair 1922 [synonym]
Hyracodon major Scott and Osborn 1887
Hyracodon medius Peterson 1934
Hyracodon nebraskensis Leidy 1850
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Invalid names: Hyracodon arcidens Cope 1873 [synonym], Hyracodon doddi Tanner and Martin 1976 [synonym]
Hyracodon petersoni Wood 1926
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Invalid names: Hyracodon ischyrolophus Schlaikjer 1935 [synonym], Hyracodon selenidens Troxell 1921 [synonym]
Hyracodon primus Peterson 1934
Hyracodon priscidens Lambe 1905
Invalid names: Hyracodon arcidens mimus Troxell 1921 [synonym], Mesamynodon Peterson 1931 [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: 2005-08-31 15:07:17
Modified: 2005-08-31 17:07:17
Source: f = family, subc = subclass, c = class, subp = subphylum
References: Lillegraven 1979, Carroll 1988, Hendy et al. 2009, Prothero 1998, Ji et al. 2002

Age range: base of the Late/Upper Uintan to the top of the Geringian or 46.20000 to 26.30000 Ma

Collections (108 total)


Time interval Ma Country or state Original ID and collection number
Late/Upper Uintan46.2 - 40.4USA (Montana) Mesamynodon medius (16584)
Duchesnean40.4 - 37.2Canada (Saskatchewan) H. sp. (16845)
Duchesnean40.4 - 37.2USA (Utah) H. primus (16847) Mesamynodon medius (16861)
Duchesnean40.4 - 37.2USA (Texas) H. primus (16821 16828 16829 16830 16833 16835 16851 16862 16864 16865) H. sp. (16856)
Duchesnean - Chadronian40.4 - 33.9USA (Montana) H. sp. (16840)
Priabonian38.0 - 33.9USA (Georgia) H. sp. (45640)
Chadronian37.2 - 33.9Mexico (Chihuahua) H. sp. (17015)
Chadronian37.2 - 33.9USA (South Dakota) H. priscidens (16885 16938 17006) H. sp. (16969)
Chadronian37.2 - 33.9USA (New Mexico) H. sp. (17001)
Chadronian37.2 - 33.9USA (Colorado) H. sp. (16977)
Chadronian37.2 - 33.9USA (Nebraska) H. doddi (17033) H. nebraskensis (16917 16918 16929 16930 16940 17014) H. sp. (17034)
Chadronian37.2 - 33.9Canada (Saskatchewan) H. petersoni (17023) H. priscidens (16893 16919)
Chadronian37.2 - 33.9USA (Montana) H. sp. (16927 16935 16990 17010 17041)
Chadronian37.2 - 33.9USA (Wyoming) H. ischyrolophus (17045) H. leidyanus (16922) H. petersoni (16986) H. priscidens (16960 16962 16963 16964) H. sp. (16920 16954 16955 16961 16992) H. sp., H. priscidens (17011)
Chadronian37.2 - 33.9USA (Texas) H. petersoni (16886 16934)
Early/Lower Chadronian37.2 - 33.9USA (Wyoming) H. priscidens (16906)
Late/Upper Chadronian37.2 - 33.9USA (Montana) H. sp. (17027)
Chadronian - Orellan37.2 - 33.3USA (Wyoming) H. sp. (16993)
Orellan33.9 - 33.3USA (Nebraska) H. nebraskensis (17062 17098 17164 17165 17175)
Orellan33.9 - 33.3USA (South Dakota) H. arcidens (17162) H. nebrascensis (17163 17180 17296) H. nebraskensis (17092 17094 17103 17115 17173 17174) H. sp. (17133 17141 17142 17153 17187 17188 17189 17190 17295)
Orellan33.9 - 33.3USA (Colorado) H. arcidens (118198) H. sp. (17081 17082)
Orellan33.9 - 33.3USA (Wyoming) H. nebrascensis (17064)
Orellan33.9 - 33.3USA (Montana) H. sp. (17090 17138)
Whitneyan33.3 - 30.8USA (Colorado) H. sp. (17426)
Whitneyan33.3 - 30.8USA (North Dakota) H. sp. (17320)
Whitneyan33.3 - 30.8USA (South Dakota) H. apertus (17362 17379) H. leidyanus (17326) H. leidyanus, H. nebrascensis (17344) H. nebraskensis (17336 17337 17338) H. sp. (17317 17343 17359 17384 17385)
Whitneyan33.3 - 30.8USA (Nebraska) H. leidyanus (17369) H. nebraskensis (17361 17366)
Geringian30.8 - 26.3USA (South Dakota) H. sp. (17645)
Arikareean30.8 - 20.43USA (Nebraska) H. sp. (17513 17717)