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Stegomastodon primitivus

Mammalia - Proboscidea - Gomphotheriidae

Taxonomy
Stegomastodon primitivus was named by Osborn (1936).

It was synonymized subjectively with Stegomastodon mirificus by Kurten and Anderson (1980), Voorhies (1990).

Synonymy list
YearName and author
1936Stegomastodon primitivus Osborn
1996Stegomastodon primitivus Shoshani and Tassy
1998Stegomastodon primitivus Lambert and Shoshani

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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
RankNameAuthor
—Therapsida()
infraorderCynodontia()
—Mammaliamorpha
—Mammaliaformes
classMammalia
—Cladotheria
—Zatheria
subclassTribosphenida()
subclassTheria
—Eutheria()
—Placentalia
—AfrotheriaStanhope et al. 1998
—Tethytheria
orderProboscidea()
familyGomphotheriidaeHay 1922
genusStegomastodonPohlig 1912
speciesprimitivusOsborn 1936

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.

†Stegomastodon primitivus Osborn 1936
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: terrestrialsubc
Locomotion: actively mobilec
Life habit: ground dwellingg
Diet: grazerg
Reproduction: viviparoussubc
Created: 2005-08-31 15:17:17
Modified: 2005-08-31 17:17:17
Source: g = genus, subc = subclass, c = class, subp = subphylum
References: Hendy et al. 2009, Carroll 1988, Lambert and Shoshani 1998, Lillegraven 1979, Ji et al. 2002

Age range: Blancan or 4.70000 to 1.40000 Ma

Collections (6 total)


Time interval Ma Country or state Original ID and collection number
Blancan4.7 - 1.4USA (Nebraska) Stegomastodon mirificus (19955) Stegomastodon primitivus (19963)
Blancan4.7 - 1.4Mexico (Jalisco) Stegomastodon primitivus (204315)
Blancan4.7 - 1.4USA (Kansas) Stegomastodon rexroadensis (19936 19940)
Blancan4.7 - 1.4USA (New Mexico) Stegomastodon rexroadensis (19974)