Equus (genus) 54 million years ago (Mya). These animals had three toes on the hind feet and four on the front feet with small hooves in place of claws, but also had soft pads.<ref name="doi10.1126/science.1105458"></ref> Equids developed into larger, three-toed animals (e.g. "Mesohippus") during the Oligocene and Miocene. From there, the side toes became progressively smaller through the Pleistocene until the emergence of the single-toed "Equus". The genus "Equus", which includes all extant equines, is believed to have evolved from "Dinohippus", via the intermediate form "Plesippus". One of the oldest species is "Equus simplicidens", described as zebra-like with a donkey-like head shape.
Equus (comics) had intended to use it against Nox, and that the King is to be executed, along with more than a dozen other members of the king's regime, Superman intervenes, feeling that the condemned men deserve a trial, again coming to blows with Equus, who carries out the execution. During the fight, Superman rips the claws right out of Equus' right arm, and seemingly defeating him. Superman then returns to Nox's palace, confronting him with the question of what he intends to do with the weapon, but Equus also appears, and ignores Nox's orders to stand down, saying that he is