Merycoidodon
noun
Mer·yc·oi·do·don
: a genus (the type of the family Merycoidodontidae) of extinct, Oligocene, four-toed artiodactyls of the size of a peccary and the form of a swine that are regarded as probably archaic ruminants living in North America from the Eocene to the early Pliocene see oreodont
Word History
Etymology
New Latin, from Greek mērykasthai to ruminate + New Latin -oides -oid + -odon