Rhinocerotoidea is a

superfamily SUPERFAMILY is a database and search platform of structural and functional annotation for all proteins and genomes. It classifies amino acid sequences into known structural domains, especially into SCOP superfamilies. Domains are functional, str ...

consisting of three family groups of odd-toed ungulates, three of which, the

Amynodontidae Amynodontidae ("defensive tooth") is a family of extinct perissodactyls related to true rhinoceroses. They are commonly portrayed as semiaquatic hippo-like rhinos but this description only fits members of the Metamynodontini; other groups of a ...

, Hyracodontidae, and

Paraceratheriidae Paraceratheriidae is an extinct family of long-limbed, hornless rhinocerotoids, commonly known as paraceratheres or indricotheres, that originated in the Eocene epoch and lived until the early Miocene. The first paraceratheres were only about ...

, are extinct. The only extant family group is the

Rhinocerotidae A rhinoceros (; ; ), commonly abbreviated to rhino, is a member of any of the five extant species (or numerous extinct species) of odd-toed ungulates in the family Rhinocerotidae. (It can also refer to a member of any of the extinct species ...

(true rhinoceroses), which survives as five living species. The extinct members of this superfamily are often called "rhinoceroses" alongside members of the family Rhinocerotidae, though they include genera, such as '' Paraceratherium'', which do not closely resemble modern rhinoceroses.

Taxonomy

The cladogram below follows a phylogenetic analysis by Bai ''et al.'' (2020):

References

{{Taxonbar, from=Q15487229 Odd-toed ungulates Mammal superfamilies Taxa named by John Edward Gray