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Cimolomys gracilis

Mammalia - Multituberculata - Cimolomyidae

Taxonomy
Cimolomys gracilis was named by Marsh (1889) [not Cope, contra some authors; GENOTYPE]. Its type specimen is YPM 11835, a tooth (M1), and it is a 3D body fossil. Its type locality is Mammal Quarry No. 1 (UCMP V-5003), which is in a Lancian terrestrial horizon in the Lance Formation of Wyoming. It is the type species of Cimolomys.

It was recombined as Ptilodus gracilis by Osborn (1893) and Hay (1930).

Synonyms
Synonymy list
YearName and author
1889Cimolomys digona Marsh
1889Cimolomys gracilis Marsh
1889Selenacodon brevis Marsh
1889Cimolomys gracilis Marsh p. 84
1889Cimolomys digona Marsh p. 177 figs. pl. 7, figs 1-4
1889Selenacodon brevis Marsh p. 177 figs. pl. 7, figs 9-12
1892Allacodon fortis Marsh p. 255 figs. pl. 7, fig. 4
1892Cimolodon agilis Marsh p. 255 figs. pl. 6, fig. 8
1893Ptilodus gracilis Osborn
1897Cimolomys digona Marsh p. 521
1902Allacodon fortis Hay p. 557
1902Cimolomys agilis Hay p. 559
1902Cimolomys gracilis Hay p. 559
1902Cimolomys diagona Hay p. 560
1902Meniscoessus brevis Hay p. 560
1930Ptilodus gracilis Hay
1937Cimolomys gracilis Simpson
1954Cimolomys gracilis Wood and Ormsbee p. 27
1964Cimolomys gracilis Clemens
1969Cimolomys gracilis Lillegraven
1974Cimolomys gracilis Sloan and Russell
1979Cimolomys gracilis Clemens and Kielan-Jaworowska p. 102
1986Cimolomys gracilis Lillegraven and McKenna p. 22
1991Cimolomys gracilis Storer
2004Cimolomys gracilis Kielan-Jaworowska et al. pp. 255, 328

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Life
Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
Osteichthyes()
subclassSarcopterygii()
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
Tetrapoda
Reptiliomorpha
Anthracosauria
RankNameAuthor
subclassAmphibiosauriaKuhn 1967
Cotylosauria()
Amniota
subclassSynapsida
Therapsida()
infraorderCynodontia()
Mammaliamorpha
Mammaliaformes
classMammalia
Allotheria()
orderMultituberculataCope 1884
suborderCimolodonta()
familyCimolomyidae
genusCimolomys
speciesgracilis

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.

Cimolomys gracilis Marsh 1889
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Invalid names: Allacodon fortis Marsh 1892 [synonym], Cimolodon agilis Marsh 1892 [synonym], Cimolomys digona Marsh 1889 [synonym], Cimolomys nitidus Marsh 1889 [synonym], Selenacodon brevis Marsh 1889 [synonym]
Diagnosis
No diagnoses are available