Digitigrade synonyms

The typical Phenacodus primaevus, of the Lower or Wasatch Eocene of North America, was a relatively small ungulate, of slight build, with straight limbs each terminating in five complete toes, and walking in the digitigrade fashion of the modern tapir.

Louis Dollo especially has Fossorial Amphibious Digitigrade Grass Herb Herbivorous Shrub Fruit Root Dentition reduced Omnivorous Fish Carnivorous-{Flesh Carrion contributed most brilliant discussions of the theory of alternations of habitat as applied to the interpretation of the anatomy of the marsupials, of many kinds of fishes, of such reptiles as the herbivorous dinosaurs of the Upper Cretaceous.

The horse is eminently " digitigrade," standing on the extremity of the single digit of each foot, which is kept habitually in a position approaching to vertical.