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Archaeotrigon brevimaxillus

Mammalia - Paurodontidae

Taxonomy
Archaeotrigon brevimaxillus was named by Simpson (1927). Its type specimen is USNM 2793, a mandible (right mandible with C, P1-2 and 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 Archaeotrigon.

Synonymy list
YearName and author
1927Archaeotrigon brevimaxillus Simpson p. 410
1929Archaeotrigon brevimaxillus Simpson p. 51
1979Archaeotrigon brevimaxillus Kraus p. 164
2004Archaeotrigon brevimaxillus Kielan-Jaworowska et al. pp. 380, 388

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RankNameAuthor
kingdomAnimalia()
Triploblastica
Nephrozoa
Deuterostomia
phylumChordataHaeckel 1847
subphylumVertebrata
superclassGnathostomata
Osteichthyes()
Sarcopterygii
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
Tetrapoda()
Reptiliomorpha
Anthracosauria
Batrachosauria()
Cotylosauria()
Amniota
RankNameAuthor
Synapsida()
Therapsida()
infraorderCynodontia()
Epicynodontia
infraorderEucynodontia
Probainognathia
Mammaliamorpha
Mammaliaformes
classMammalia
Theriamorpha(Rowe 1993)
Theriiformes(Rowe 1988)
Trechnotheria
Cladotheria
superorderDryolestoidea(Butler 1939)
familyPaurodontidae
genusArchaeotrigonSimpson 1927
speciesbrevimaxillus

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