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Malthacolestes osborni

Mammalia - Dryolestidae

Taxonomy
Malthacolestes osborni was named by Simpson (1927). Its type specimen is YPM 13751, a maxilla (part of right maxilla with M1-2), and it is a 3D body fossil. Its type locality is Quarry 9, Como Bluff (YPM), which is in a Kimmeridgian/Tithonian fluvial-lacustrine mudstone/sandstone in the Morrison Formation of Wyoming. It is the type species of Malthacolestes.

It was synonymized subjectively with Melanodon oweni by Prothero (1981).

Synonymy list
YearName and author
1927Malthacolestes osborni Simpson p. 414
1929Malthacolestes osborni Simpson p. 82
1930Malthacolestes osborni Hay p. 374
1979Malthacolestes osborni Kraus p. 164

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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()
RankNameAuthor
—Amniota
subclassSynapsida
—Therapsida()
infraorderCynodontia()
—Mammaliamorpha
—Mammaliaformes
classMammalia
—Theriamorpha(Rowe 1993)
—Theriiformes()
—Trechnotheria
—Cladotheria
superorderDryolestoidea(Butler 1939)
familyDryolestidaeMarsh 1879
genusMalthacolestes
speciesosborni

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.

†Malthacolestes osborni Simpson 1927
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Diagnosis
No diagnoses are available