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.
Hyundai Equus engine types were changed to 3.3 and 3.8 Lambda V6 engine types which were designed and developed by Hyundai Motors. But the automatic transmission was not changed. Hyundai officially ceased the production of 1st generation Equus in November 2009. A new bigger, rear-wheel drive Equus was launched in March 2009. A limousine model was made for the Korean market. Equus Limousines have been used by famous company owners in Korea as well as foreign VIPs. The second generation Equus, codename "VI", was unveiled in Grand Hyatt Seoul. Unlike the old Equus, the VI has a rear-wheel drive architecture, a longer