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Hilarcotherium castanedaii
Taxonomy
Hilarcotherium castanedaii was named by Vallejo-Pareja et al. (2015). Its type specimen is IGM p881231, a partial skull, and it is a 3D body fossil. It is the type species of Hilarcotherium.
Synonymy list
| Year | Name and author |
|---|---|
| 2015 | Hilarcotherium castanedaii Vallejo-Pareja et al. |
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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.
†Hilarcotherium castanedaii Vallejo-Pareja et al. 2015
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| M. C. Vallejo-Pareja et al. 2015 | Apomorphies: unique dental formula, with 0/3i, 1/
1c, 1/1p, and 3/3m; lower canines with subtriangular transverse section at the base. Differs from Granastrapotherium and Xenastrapotherium in having three lower incisors, diagonal implantation of lower canines, lower molars with lingual cingulid, anterolingual pocket in fourth upper premolar (P4), and hypocone in third upper molar (M3). |