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Downsimys margolesi

Mammalia - Rodentia

Taxonomy
Downsimys margolesi was named by Flynn et al. (1986). Its type specimen is GSP 8407, a tooth (P4 sup. sin.), and it is not a trace fossil. Its type locality is Y-GSP 417, which is in an Oligocene terrestrial horizon in the Chitarwata Formation of Pakistan. It is the type species of Downsimys.

Synonymy list
YearName and author
1986Downsimys margolesi Flynn et al. p. 40 figs. Fig. 22B

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
Eugnathostomata
Teleostomi(Bonaparte 1836)
subclassSarcopterygii()
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
Tetrapoda
Reptiliomorpha
Anthracosauria
subclassAmphibiosauriaKuhn 1967
Cotylosauria()
Amniota
subclassSynapsida
RankNameAuthor
Therapsida()
infraorderCynodontia()
Mammaliamorpha
Mammaliaformes
classMammalia
Cladotheria
Zatheria
subclassTribosphenida()
subclassTheria
Eutheria()
Placentalia
Boreoeutheria
EuarchontogliresMurphy et al. 2001
GliriformesWyss and Meng 1996
Glires()
Simplicidentata()
orderRodentiaBowdich 1821
genusDownsimys
speciesmargolesi

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.

Downsimys margolesi Flynn et al. 1986
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Diagnosis
ReferenceDiagnosis
L.J. Flynn et al. 1986Small rodent with unilaterally hypsodont, cylindrical cheek teeth; high border with continuous ectoloph and wall joining lingual portions of protocone and hypocone; indistinct cusps incorporated into four transverse lophs.