Hyracodonts

thumb|Skeletal reconstruction of Hyracodon Hyracodon ('hyrax tooth') is an extinct genus of perissodactyl mammal from the White River Formation.

Urtinotherium (meaning "Urtyn beast" in Ancient Greek) is an extinct genus of paracerathere mammals. It was a large animal that was closely related to Paraceratherium, and found in rocks dating from the Late Eocene to Early Oligocene period. The remains were first discovered in the Urtyn Obo region (now Dorbod Banner, Ulanqab) in Inner Mongolia, which the name Urtinotherium is based upon. Other referred specimens are from northern China.

Juxia ('joo-she-a'; from ) is an extinct genus of paraceratheriid, a group of herbivorous mammals that are related to the modern rhinoceros, that lived in Asia during the upper Eocene. The type species is J. sharamurenensis, named by Zhou Mingzhen and in 1964. thumb|left|Skull and neck of a mounted specimen of Juxia sharamurenensis, Paleozoological Museum of China As an early paraceratheriid, Juxia was a relatively small animal, around the size of a horse, compared to its later relatives, with a body mass estimated at or , held by elongated long legs and small skull firmly attached to a rela

Forstercooperia is an extinct genus of forstercooperiine paraceratheriid rhinocerotoids from the Middle Eocene of Asia.

Eggysodon is an extinct genus of odd-toed ungulate belong to the rhinoceros-like family Eggysodontidae. It was a small, ground-dwelling browser, and fossils have been found in Oligocene deposits throughout Europe. Eggysodon may have been related to Preaceratherium, and both had tusklike canines and smaller, and fewer, incisors.

Pappaceras is an extinct genus of rhinocerotoids from the Early Eocene of Asia belonging to Paraceratheriidae.