- Perissodactyla, order Perissodactyla - nonruminant ungulates: horses; tapirs; rhinoceros; extinct forms
--1 is a kind of animal order
--1 is a member of Eutheria, subclass Eutheria
--1 has members:odd-toed ungulate, perissodactyl, perissodactyl mammal; Equidae, family Equidae; Rhinocerotidae, family Rhinocerotidae, rhinoceros family; Tapiridae, family Tapiridae