Basic info Taxonomic history Classification Relationships
Morphology Ecology and taphonomy External Literature Search Age range and collections

Trioracodon bisulcus

Mammalia - Eutriconodonta - Triconodontidae

Taxonomy
Triconodon bisulcus was named by Marsh (1880). Its type specimen is YPM 11851, a mandible (partial right mandible with broken P4 and M1-3), 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 was recombined as Trioracodon bisulcus by Simpson (1928), Simpson (1929), Jenkins and Crompton (1979) and Kielan-Jaworowska et al. (2004).

Synonymy list
YearName and author
1880Triconodon bisulcus Marsh p. 237
1925Triconodon bisulcus Simpson p. 152 figs. 1-4
1928Trioracodon bisulcus Simpson
1929Trioracodon bisulcus Simpson p. 34
1979Trioracodon bisulcus Jenkins and Crompton p. 75
2004Trioracodon bisulcus Kielan-Jaworowska et al. pp. 219, 246

Is something missing? Join the Paleobiology Database and enter the data

RankNameAuthor
kingdomAnimalia()
Triploblastica
Nephrozoa
Deuterostomia
phylumChordataHaeckel 1847
subphylumVertebrata
superclassGnathostomata
Osteichthyes()
Sarcopterygii
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
Tetrapoda()
Reptiliomorpha
Anthracosauria
Batrachosauria()
RankNameAuthor
Cotylosauria()
Amniota
Synapsida()
Therapsida()
infraorderCynodontia()
Epicynodontia
infraorderEucynodontia
Probainognathia
Mammaliamorpha
Mammaliaformes
classMammalia
orderEutriconodontaKermack et al. 1973
familyTriconodontidaeMarsh 1887
genusTrioracodon
speciesbisulcus()

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.

Diagnosis
No diagnoses are available