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Ennacodon crassus

Mammalia - Pantotheria - Dicrocynodontidae

Taxonomy
Enneodon crassus was named by Marsh (1887). Its type specimen is USNM 2130, a mandible (right mandible with C, P3-4, and M1-4), 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 Ennacodon, Enneodon.

It was recombined as Ennacodon crassus by Hay (1902), Simpson (1927) and Hay (1930); it was recombined as Docodon crassus by Simpson (1929), Kron (1979) and Kielan-Jaworowska et al. (2004).

Synonymy list
YearName and author
1887Enneodon crassus Marsh p. 339
1902Ennacodon crassus Hay p. 568
1927Ennacodon crassus Simpson pp. 415-416
1929Docodon crassus Simpson pp. 86, 94
1930Ennacodon crassus Hay p. 375
1979Docodon crassus Kron p. 91
2004Docodon crassus Kielan-Jaworowska et al. pp. 196-197

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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
RankNameAuthor
subclassSynapsida
Therapsida()
infraorderCynodontia()
Mammaliamorpha
Mammaliaformes
classMammalia
Theriamorpha(Rowe 1993)
Theriiformes()
Trechnotheria
Cladotheria
Zatheria
subclassTribosphenida()
subclassTheria
orderPantotheria
familyDicrocynodontidaeMarsh
genusEnnacodonMarsh
speciescrassus()

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.

Ennacodon crassus Marsh 1887
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Diagnosis
No diagnoses are available