Equidae Gray, 1821
Hyracotherium aemulor
Hyracotherium cristatum
Hyracotherium grangeri
Hyracotherium index
Hyracotherium major
Hyracotherium montanum
Hyracotherium pernix
Hyracotherium sandrae
Hyracotherium seekinsi
Hyracotherium vasacciense
Hyracotherium venticolum Rayment