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Antiacodon venustus

Mammalia - Homacodontidae

Taxonomy
Antiacodon venustus was named by Marsh (1872) [genotype]. Its type specimen is YPM 11765, a tooth (m3), and it is a 3D body fossil. Its type locality is Henry's Fork Hill (Bridger D), which is in a Bridgerian terrestrial horizon in the Bridger Formation of Wyoming.

It was synonymized subjectively with Antiacodon pygmaeus by Cope (1873) and Gazin (1958).

Synonymy list
YearName and author
1872Antiacodon venustus Marsh p. 210
1902Antiacodon venustus Hay p. 787
1976Antiacodon venustus Gazin
1984Antiacodon venustus West
1998Antiacodon venustus Stucky
2000Antiacodon venustus Walsh
2007Antiacodon venustus Theodor et al. p. 52
2018Antiacodon venustus Dawson and Constenius p. 55

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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
—Euungulata
—Artiodactylamorpha
—Artiodactyla()
superfamilyDichobunoideaGill 1872
familyHomacodontidaeMarsh 1849
genusAntiacodon
speciesvenustus

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.

†Antiacodon venustus Marsh 1872
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: terrestrialo
Locomotion: actively mobilec
Life habit: ground dwellingo
Diet: grazero
Diet 2: browsero
Reproduction: viviparoussubc
Created: 2005-08-26 14:03:05
Modified: 2005-09-19 12:23:23
Source: o = order, subc = subclass, c = class, subp = subphylum
References: Nowak 1999, Lillegraven 1979, Hendy et al. 2009, Carroll 1988

Age range: base of the Bridgerian to the top of the Uintan or 50.30000 to 39.70000 Ma

Collections (9 total)


Time interval Ma Country or state Original ID and collection number
Bridgerian50.3 - 46.2USA (Wyoming) Antiacodon venustus (16219 type locality: 16236)
Early/Lower Uintan46.2 - 39.7USA (California) Antiacodon venustus (16727 16740 16744 16756) Diacodexinae indet. (16666) Dichobunidae indet. (16676)
Uintan46.2 - 39.7USA (Montana) Antiacodon venustus (222915)