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Oklatheridium minax

Mammalia - Deltatheroida - Deltatheridiidae

Taxonomy
Oklatheridium minax was named by Davis and Cifelli (2011). Its type specimen is OMNH 33455, a tooth (LM2, missing the metacone and metastylar lobe), and it is a 3D body fossil. Its type locality is McLeod Prison (OMNH V706), Tomato Hill, which is in an Aptian/Albian floodplain claystone/sandstone in the Antlers Formation of Oklahoma.

Synonymy list
YearName and author
2011Oklatheridium minax Davis and Cifelli p. 446 figs. 3F-H

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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
—Theriamorpha(Rowe 1993)
—Theriiformes()
—Trechnotheria
—Cladotheria
—Zatheria
subclassTribosphenida()
subclassTheria
subclassMetatheria()
orderDeltatheroidaKielan-Jaworowska 1982
familyDeltatheridiidae
genusOklatheridium
speciesminax

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.

†Oklatheridium minax Davis and Cifelli 2011
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Diagnosis
ReferenceDiagnosis
B. M. Davis and R. L. Cifelli 2011Species of Oklatheridium differing from O. szalayi in overall larger size, relatively heavier stylocone, and in less relative size difference between M1 and M2.