Perissodactyl

"No, no, my dear Varian, not just a primitive herbivore of this planet, but an Earth-type herbivore, of the group perissodactyl." ❋ Unknown (2010)

They name this clade Pegasoferae, a name derived by uniting Pegasus (in their view a sort of bat-perissodactyl combination) with Ferae (the name they use for the carnivoran + pangolin clade). ❋ Darren Naish (2006)

A smaller coprolite Va2 unit shows a tridactyl, left foot impression of a perissodactyl. ❋ Unknown (2006)

The tapirs are an ancient family which has changed but little since it separated from the other perissodactyl stocks in the early Tertiary. ❋ William Harmon Norton (1900)

These animals, which are grouped with the horse among the ODD-TOED (perissodactyl) mammals, are now verging toward extinction. ❋ William Harmon Norton (1900)

-- Bones of the foot of four different forms of the perissodactyl type, showing gradual reduction in the number of digits, coupled with a greater consolidation of the bones above the digits. ❋ George John Romanes (1871)

The best instance of such progressive modifications in the case of perissodactyl feet is furnished by the fossil pedigree of the existing horse, because here, within the limits of the same continuous family line, we have presented the entire series of modifications. ❋ George John Romanes (1871)

In the further reduction of the perissodactyl foot, the fifth digit, being shorter than the remaining three, next left the ground, and gradually disappeared. ❋ George John Romanes (1871)

The fifth digit, for the same reasons as in the perissodactyl foot, first left the ground and became smaller. ❋ George John Romanes (1871)

One leading to the existing perissodactyl foot, and the other, apparently later, resulting in the artiodactyl type. ❋ George John Romanes (1871)

The plantigrade pentadactyl foot of the primitive Ungulate -- and even the perissodactyl foot that succeeded it -- both belong to the past humid period of the world's history. ❋ George John Romanes (1871)

Bones of the foot of four different forms of the perissodactyl type 186 82. ❋ George John Romanes (1871)

"No, no, my dear Varian, not just a primitive herbivore of this planet, but an Earth-type herbivore, of the group perissodactyl. ❋ McCaffrey, Anne (1978)