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

Strathcona major

Mammalia - Rodentia - Ischyromyidae

Taxonomy
Strathcona major was named by Dawson (2001). Its type specimen is CMN 32363, a tooth (? m1 sin.), and it is not a trace fossil. Its type locality is Ellesmere Island (Lower), which is in a Wasatchian deltaic horizon in the Margaret Formation of Canada.

Synonymy list
YearName and author
2001Strathcona major Dawson p. 1112

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

RankNameAuthor
kingdomAnimalia()
Triploblastica
Nephrozoa
Deuterostomia
phylumChordataHaeckel 1847
OlfactoresJefferies 1991
subphylumVertebrata
Gnathostomata()
Osteichthyes()
Sarcopterygii
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
Tetrapoda()
Reptiliomorpha
Anthracosauria
Batrachosauria()
Cotylosauria()
Amniota
Synapsida()
RankNameAuthor
Therapsida()
infraorderCynodontia()
Epicynodontia
infraorderEucynodontia
Probainognathia
Mammaliamorpha
Mammaliaformes
classMammalia
subclassTribosphenida()
infraclassEutheria()
Placentalia
EuarchontogliresMurphy et al. 2001
Glires()
orderRodentia
familyIschyromyidaeAlston 1876
subfamilyMicroparamyinaeWood 1962
genusStrathcona
speciesmajor

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
ReferenceDiagnosis
M. R. Dawson 2001Larger than S. minor. Lower molars rhomboidal shape due to anterolingual expansion of metaconid.