Basic info Taxonomic history Classification Included Taxa
Morphology Ecology and taphonomy External Literature Search Age range and collections

Hyopsodus paulus

Mammalia - Condylarthra - Hyopsodontidae

Taxonomy
Hyopsodus paulus was named by Leidy (1870) [genotype]. It is a 3D body fossil. Its type locality is Church Buttes, which is in a Bridgerian terrestrial horizon in the Bridger Formation of Wyoming. It is the type species of Hyopsodus.

Synonyms
Synonymy list
YearName and author
1870Hyopsodus paulus Leidy p. 110
1872Stenacodon rarus Marsh p. 210
1873Microsyops vicarius Cope p. 1
1873Hyopsodus paulus Leidy p. 75
1875Hyopsodus vicarius Cope
1875Hyopsodus paulus Cope p. 18
1875Lemuravus distans Marsh p. 239
1902Lemuravus distans Hay p. 789
1902Hyopsodus paulus Hay p. 791
1902Hyopsodus vicarius Hay p. 791
1902Stenacodon rarus Hay p. 794
1902Hyopsodus rarus Osborn p. 179
1902Hyopsodus paulus Osborn p. 185
1902Hyopsodus distans Osborn p. 187
1902Hyopsodus vicarius Osborn p. 187 figs. Figure 12
1905Hyopsodus rarus Loomis
1930Hyopsodus paulus Hay p. 444
2018Hyopsodus paulus Dawson and Constenius p. 49

Is something missing? Join the Paleobiology Database and enter the data

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()
RankNameAuthor
infraorderCynodontia()
—Mammaliamorpha
—Mammaliaformes
classMammalia
—Theriamorpha(Rowe 1993)
—Theriiformes()
—Trechnotheria
—Cladotheria
—Zatheria
subclassTribosphenida()
subclassTheria
—Eutheria()
—Placentalia
—Epitheria
orderCondylarthraCope 1881
familyHyopsodontidaeTrouessart 1879
genusHyopsodusLeidy 1870
speciespaulus

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.

†Hyopsodus paulus Leidy 1870
show all | hide all
Invalid names: Hyopsodus distans Marsh 1875 [synonym], Hyopsodus vicarius Cope 1873 [synonym], Stenacodon rarus Marsh 1872 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: terrestrialsubc
Locomotion: actively mobilec
Life habit: scansorialsubc
Diet: omnivoref
Reproduction: viviparoussubc
Created: 2005-08-31 13:57:38
Modified: 2005-08-31 15:57:38
Source: f = family, subc = subclass, c = class, subp = subphylum
References: Lillegraven 1979, Archibald 1998, Hendy et al. 2009, Ji et al. 2002, Carroll 1988

Age range: base of the Wasatchian to the top of the Early/Lower Uintan or 55.80000 to 39.70000 Ma

Collections (82 total)


Time interval Ma Country or state Original ID and collection number
Lostcabinian55.8 - 50.3USA (Wyoming) Hyopsodus paulus (15901 15903 16073 16078)
Wasatchian55.8 - 50.3USA (Wyoming) Hyopsodus paulus (15673 118482)
Bridgerian50.3 - 46.2USA (Colorado) Hyopsodus paulus (16240 16241) Hyopsodus wortmani (16239 16242)
Bridgerian50.3 - 46.2USA (Nevada) Hyopsodus paulus (16218)
Bridgerian50.3 - 46.2USA (Wyoming) Hyopsodus despiciens (16236) Hyopsodus marshi (16448) Hyopsodus paulus (16081 16137 16138 16139 16142 16144 16145 16146 16147 16148 16149 16151 16162 16170 16180 16183 16184 16185 16188 16189 type locality: 16201 16203 16205 16207 16208 16216 16219 16223 16225 16228 16243 16246 16254 16284 16291 16295 16388 16397 16402 16408 16439 16440 16443 16444 16445 16449 16451 16484 16486 16488 16492 16494 16499 16500 16506 16647) Hyopsodus sp. (16204) Hyopsodus wortmani (16415)
Bridgerian50.3 - 46.2USA (Utah) Hyopsodus paulus (16396)
Early/Lower Uintan46.2 - 39.7USA (Colorado) Hyopsodus despiciens (16623)
Early/Lower Uintan46.2 - 39.7USA (Texas) Hyopsodus paulus (16586 16651)
Late/Upper Uintan46.2 - 39.7USA (Texas) Hyopsodus paulus (16614)
Uintan46.2 - 39.7USA (Utah) Hyopsodus uintensis (16654)
Uintan46.2 - 39.7USA (Wyoming) Hyopsodus paulus (16563 16576 16577)
Uintan46.2 - 39.7USA (Texas) Hyopsodus paulus (16587 16588)