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