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Mesodma formosa

Mammalia - Multituberculata - Neoplagiaulacidae

Taxonomy
Halodon formosus was named by Marsh (1889). Its type specimen is YPM 11812, a tooth (P4), and it is a 3D body fossil.

It was recombined as Cimolomys formosus by Hay (1902); it was recombined as Ptilodus formosus by Gidley (1909) and Hay (1930); it was synonymized subjectively with Cimolomys gracilis by Simpson (1929); it was recombined as Mesodma formosa by Clemens (1964), Clemens and Kielan-Jaworowska (1979), Sloan (1981), Archibald (1982), Storer (1991), Eberle and Lillegraven (1998), Kielan-Jaworowska et al. (2004), Wilson et al. (2010) and Donohue et al. (2013).

Sister species lacking formal opinion data

Synonymy list
YearName and author
1889Halodon formosus Marsh
1902Cimolomys formosus Hay p. 560
1909Ptilodus formosus Gidley
1930Ptilodus formosus Hay p. 380
1937Halodon formosus Simpson
1964Mesodma formosa Clemens
1979Mesodma formosa Clemens and Kielan-Jaworowska p. 101
1981Mesodma formosa Sloan
1982Mesodma formosa Archibald
1991Mesodma formosa Storer
1998Mesodma formosa Eberle and Lillegraven
2004Mesodma formosa Kielan-Jaworowska et al. pp. 255, 334-335
2010Mesodma formosa Wilson et al. p. 505
2013Mesodma formosa Donohue et al. p. 680 fig. 4A,B

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

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.

Mesodma formosa Marsh 1889
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Diagnosis
No diagnoses are available