| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Taxonomy
Ucayalimys was named by Boivin et al. (2017). Its type is Ucayalimys crassidens.
It was assigned to Chinchilloidea by Boivin et al. (2017).
It was assigned to Chinchilloidea by Boivin et al. (2017).
Species
U. amahuacencis, U. crassidens (type species)
Synonymy list
| Year | Name and author |
|---|---|
| 2017 | Ucayalimys Boivin 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.
G. †Ucayalimys Boivin et al. 2017
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†Ucayalimys amahuacencis Arnal et al. 2022
†Ucayalimys crassidens Boivin et al. 2017
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, subc = subclass, c = class, subp = subphylum | |||||
| References: Nowak 1999, Ji et al. 2002, Carroll 1988, Lillegraven 1979, Hendy et al. 2009 | |||||
Age range: base of the Late/Upper Oligocene to the top of the Rupelian or 28.40000 to 28.10000 Ma
Collections (2 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Rupelian | Peru (Departamento de Ucayali) | U. amahuacencis (149523) | |
| Late/Upper Oligocene | Peru (Loreto) | Caviomorpha n. sp. 4 (176130) |