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Microsus cuspidatus

Osteichthyes - Homacodontidae

Taxonomy
Microsus cuspidatus was named by Leidy (1870) [genotype]. Its type specimen is USNM 1178, a set of teeth (lower molars), and it is a 3D body fossil. Its type locality is Black's Fork, which is in a Bridgerian terrestrial horizon in the Bridger Formation of Wyoming.

It was recombined as Hyopsodus cuspidatus by Osborn (1902).

Synonymy list
YearName and author
1870Microsus cuspidatus Leidy p. 113
1873Microsus cuspidatus Leidy p. 81
1902Microsus cuspidatus Hay p. 792
1902Hyopsodus cuspidatus Osborn pp. 179, 185
2007Microsus cuspidatus Theodor et al. p. 52

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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()
RankNameAuthor
—Mammaliamorpha
—Mammaliaformes
classMammalia
—Cladotheria
—Zatheria
subclassTribosphenida()
subclassTheria
—Eutheria()
—Placentalia
—Boreoeutheria
—Laurasiatheria
—Scrotifera
—Euungulata
—Artiodactylamorpha
—Artiodactyla()
superfamilyDichobunoideaGill 1872
familyHomacodontidaeMarsh 1849
genusMicrosus
speciescuspidatus

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.

†Microsus cuspidatus Leidy 1870
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: terrestrialo
Locomotion: actively mobilec
Life habit: ground dwellingg
Diet: herbivoreg
Reproduction: viviparoussubc
Created: 2005-08-31 14:15:37
Modified: 2005-09-02 12:02:17
Source: g = genus, o = order, subc = subclass, c = class, subp = subphylum
References: Stucky 1998, Carroll 1988, Hendy et al. 2009, Lillegraven 1979, Nowak 1999

Age range: Bridgerian or 51.10000 to 45.90000 Ma

Collections (19 total)


Time interval Ma Country or state Original ID and collection number
Bridgerian51.1 - 45.9USA (Wyoming) Microsus cuspidatus (16109 16116 type locality: 16136 16154 16164 16174 16187 16193 16194 16201 16208 16235 16284 16304 16305 16308 16323 16342 16394)