†Sifrhippus Froehlich 2002 (odd-toed ungulate)
Synonym: Arenahippus Froelich 2002
Parent taxon: Equoidea according to J. J. Hooker and D. Dashzeveg 2004
Sister taxa: Cymbalophus, Equidae, Pachynolophidae, Palaeotheriidae
Subtaxa: Arenahippus aemulor, Sifrhippus grangeri, Sifrhippus sandrae
Ecology: ground dwelling browser-grazer