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Hypsiops latidens

Mammalia - Merycoidodontidae

Taxonomy
Mesoreodon latidens was named by Douglass (1907). Its type specimen is CM 908, a partial skull (a skull and a mandible lacking portions of the angles), and it is a 3D body fossil.

It was recombined as Merycoides latidens by Loomis (1924), Schlaikjer (1934) and Thorpe (1937); it was synonymized subjectively with Mesoreodon chelonyx by Schultz and Falkenbach (1949) and Tabrum and Nichols (2001); it was recombined as Eporeodon latidens by Lander (1998); it was recombined as Hypsiops latidens by Stevens et al. (2023).

Synonyms
Synonymy list
YearName and author
1907Mesoreodon latidens Douglass p. 101 figs. Pl. 25
1924Merycoides latidens Loomis
1924Promerycochoerus pygmyus Loomis
1934Merycoides latidens Schlaikjer
1937Promerycochoerus vantasselensis pygmaeus Thorpe p. 150 figs. Fig. Ill; PI. XX, figs. 2-3
1937Merycoides latidens Thorpe p. 173 figs. Fig. 125; PI. XXVI
1949Promerycochoerus (Pseudopromerycochoerus) minor pygmyus Schultz and Falkenbach p. 124 figs. Figures 8-12, 25, 26
1998Eporeodon latidens Lander
1998Eporeodon pygmyus Lander
2023Hypsiops latidens Stevens et al. p. 86 figs. Figure 69

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
Osteichthyes()
subclassSarcopterygii()
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
Tetrapoda
Reptiliomorpha
Anthracosauria
subclassAmphibiosauriaKuhn 1967
Cotylosauria()
Amniota
subclassSynapsida
Therapsida()
infraorderCynodontia()
Mammaliamorpha
RankNameAuthor
Mammaliaformes
classMammalia
Theriamorpha(Rowe 1993)
Theriiformes()
Trechnotheria
Cladotheria
Zatheria
subclassTribosphenida()
subclassTheria
Eutheria()
Placentalia
Boreoeutheria
Laurasiatheria
Scrotifera
Euungulata
Artiodactylamorpha
Artiodactyla()
familyMerycoidodontidae
subfamilyMerycochoerinae
genusHypsiops
specieslatidens()

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.

Hypsiops latidens Douglass 1907
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Invalid names: Promerycochoerus pygmyus Loomis 1924 [synonym]
Diagnosis
ReferenceDiagnosis
M. S. Stevens et al. 2023Smallest species of Hypsiops