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Microbiotherium praecursor

Mammalia - Microbiotheria - Microbiotheriidae

Taxonomy
Proteodidelphys praecursor was named by Ameghino (1898). Its type specimen is MACN 10799, a mandible (right mandible with alveoli of i1-2 and i3-m4 complete (more teeth present originally but since lost)), and it is a 3D body fossil. Its type locality is Proteodidelphys Fauna, which is in a Miocene terrestrial horizon in Argentina.

It was recombined as Microbiotherium praecursor by Marshall (1982).

Synonymy list
YearName and author
1898Proteodidelphys praecursor Ameghino p. 74 figs. 2-5
1929Proteodidelphys praecursor Simpson pp. 130-131
1982Microbiotherium praecursor Marshall

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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
—Theriamorpha(Rowe 1993)
—Theriiformes()
—Trechnotheria
—Cladotheria
—Zatheria
subclassTribosphenida()
subclassTheria
subclassMetatheria()
—Marsupialiformes
—Marsupialia()
—AustralidelphiaSzalay 1982
orderMicrobiotheriaAmeghino 1899
familyMicrobiotheriidae(Ameghino 1887)
genusMicrobiotheriumAmeghino 1887
speciespraecursor(Ameghino 1898)

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.

†Microbiotherium praecursor Ameghino 1898
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Diagnosis
No diagnoses are available