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Machaeroides

Mammalia - Creodonta - Oxyaenidae

Taxonomy
Machaeroides was named by Matthew (1909). Its type is Machaeroides eothen.

It was assigned to Machaeroidini by Van Valen (1967); and to Oxyaenidae by Matthew (1909) and Gunnell (1998).

Species
M. eothen (type species), M. simpsoni

Synonymy list
YearName and author
1909Machaeroides Matthew
1967Machaeroides Van Valen
1998Machaeroides Gunnell

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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()
RankNameAuthor
infraorderCynodontia()
—Mammaliamorpha
—Mammaliaformes
classMammalia
—Cladotheria
—Zatheria
subclassTribosphenida()
subclassTheria
—Eutheria()
—Placentalia
—Boreoeutheria
—Laurasiatheria
—Scrotifera
—Ferae()
orderCreodonta()
—OxyaenodontaVan Valen 1971
familyOxyaenidae
genusMachaeroides

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. †Machaeroides Matthew 1909
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†Machaeroides eothen Matthew 1909
†Machaeroides simpsoni Dawson et al. 1986
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: terrestrialsubc
Locomotion: actively mobilec
Life habit: ground dwellingf
Diet: carnivoref
Reproduction: viviparoussubc
Created: 2005-08-30 14:43:59
Modified: 2005-08-30 16:43:59
Source: f = family, subc = subclass, c = class, subp = subphylum
References: Gunnell 1998, Carroll 1988, Hendy et al. 2009, Lillegraven 1979, Ji et al. 2002

Age range: base of the Lostcabinian to the top of the Bridgerian or 55.80000 to 46.20000 Ma

Collections (4 total)


Time interval Ma Country or state Original ID and collection number
Lostcabinian55.8 - 50.3USA (Wyoming) M. simpsoni (15464 15950)
Bridgerian50.3 - 46.2USA (Wyoming) M. eothen (16448) Oxyaenidae indet. (16207)