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Tritemnodon agilis

Mammalia - Creodonta - Hyaenodontidae

Taxonomy
Limnocyon agilis was named by Marsh (1872). It is a 3D body fossil. Its type locality is Grizzly Buttes, which is in a Bridgerian terrestrial horizon in the Bridger Formation of Wyoming.

It was recombined as Sinopa agilis by Scott (1892), Matthew (1899), Matthew (1901), Wortman (1902); it was recombined as Stypolophus agilis by Hay (1902); it was recombined as Tritemnodon agilis by Matthew (1906), Matthew (1909), Thorpe (1923), Gazin (1976), Gingerich and Deutsch (1989), Gunnell (1998).

Synonyms
Synonymy list
YearName and author
1871Stypolophus brevicalcaratus Cope p. 469
1872Stypolophus brevicolcarabus Cope p. 1
1872Limnocyon agilis Marsh p. 204
1892Sinopa agilis Scott p. 310
1892Sinopa brevicalcaratus Scott p. 310
1899Sinopa agilis Matthew
1901Sinopa agilis Matthew
1902Stypolophus agilis Hay p. 752
1902Stypolophus brevicalcaratus Hay p. 752
1902Sinopa gracilis Wortman
1902Sinopa agilis Wortman p. 437
1906Tritemnodon agilis Matthew
1909Tritemnodon agilis Matthew
1923Tritemnodon agilis Thorpe
1976Tritemnodon agilis Gazin
1989Tritemnodon agilis Gingerich and Deutsch
1998Tritemnodon agilis 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()
infraorderCynodontia()
RankNameAuthor
—Mammaliamorpha
—Mammaliaformes
classMammalia
—Cladotheria
—Zatheria
subclassTribosphenida()
subclassTheria
—Eutheria()
—Placentalia
—Boreoeutheria
—Laurasiatheria
—Scrotifera
—Ferae()
orderCreodonta()
orderHyaenodonta()
superfamilyHyaenodontoideaLeidy 1869
familyHyaenodontidaeLeidy 1869
subfamilySinopinae()
genusTritemnodonMatthew 1906
speciesagilis()

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.

†Tritemnodon agilis Marsh 1872
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Invalid names: Sinopa gracilis Wortman 1902 [synonym], Stypolophus brevicolcarabus Cope 1872 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: terrestrialsubc
Locomotion: actively mobilec
Life habit: ground dwellingg
Diet: carnivoref
Reproduction: viviparoussubc
Created: 2011-04-25 11:47:38
Modified: 2011-04-24 20:47:38
Source: g = genus, f = family, subc = subclass, c = class, subp = subphylum
References: Ji et al. 2002, Gunnell 1998, Hendy et al. 2009, Gebo and Rose 1993, Carroll 1988, Lillegraven 1979

Age range: Bridgerian or 50.30000 to 46.20000 Ma

Collections (4 total)


Time interval Ma Country or state Original ID and collection number
Bridgerian50.3 - 46.2USA (Utah) Tritemnodon whitiae (16396)
Bridgerian50.3 - 46.2USA (Wyoming) Tritemnodon agilis (16087 16201 type locality: 16228)