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Metaxytherium arctodites

Mammalia - Sirenia - Dugongidae

Taxonomy
Metaxytherium arctodites was named by Aranda-Manteca et al. (1994). Its type specimen is FCM 3693, a partial skeleton, and it is a 3D body fossil. Its type locality is La Mision, which is in a Langhian offshore shelf sandstone in the Rosarito Beach Formation of Mexico.

Sister species lacking formal opinion data

Synonymy list
YearName and author
1994Metaxytherium arctodites Aranda-Manteca et al. p. 192
1996Metaxytherium arctodites Domning p. 385
2008Metaxytherium arctodites Domning

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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
Theriamorpha(Rowe 1993)
Theriiformes()
Trechnotheria
Cladotheria
Zatheria
subclassTribosphenida()
subclassTheria
Eutheria()
Placentalia
AfrotheriaStanhope et al. 1998
Tethytheria
orderSirenia()
familyDugongidae
subfamilyHalitheriinae()
genusMetaxytherium
speciesarctodites

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.

Metaxytherium arctodites Aranda-Manteca et al. 1994
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: marinef
Locomotion: actively mobilec
Life habit: aquaticf
Diet: herbivoref
Reproduction: viviparousf
Created: 2005-06-08 10:11:09
Modified: 2005-06-08 12:11:09
Source: f = family, c = class, subp = subphylum
References: Carroll 1988, Domning 1978, Hendy et al. 2009, Nowak 1991

Age range: Langhian or 15.97000 to 13.82000 Ma

Collections (2 total)


Time interval Ma Country or state Original ID and collection number
Langhian15.97 - 13.82Mexico (Baja California) Metaxytherium arctodites (type locality: 52183)
Langhian15.97 - 13.82USA (California) Metaxytherium arctodites (58488)