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Symmetrodontoides canadensis

Mammalia - Spalacotheriidae

Taxonomy
Symmetrodontoides canadensis was named by Fox (1976) [genotype]. Its type locality is Verdigris Coulee (UA-MR-6), which is in a Santonian terrestrial sandstone/shale in the Milk River Formation of Canada. It is the type species of Symmetrodontoides.

Synonyms
Synonymy list
YearName and author
1976Symmetrodontoides canadensis Fox
1979Symmetrodontoides canadensis Cassiliano and Clemens p. 151
1984Mictodon simpsoni Fox
1997Mictodon simpsoni Prasad and Manhas p. 570
2004Symmetrodontoides canadensis Kielan-Jaworowska et al. pp. 345, 370

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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
familySpalacotheriidaeMarsh 1887
subfamilySpalacolestinae
genusSymmetrodontoides
speciescanadensis

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