High Quality Content by WIKIPEDIA articles! Nakalipithecus nakayamai is a prehistoric great ape species that lived in today`s Kenya region early in the Late Miocene, 10 million years ago (mya). It is the type species of the new genus Nakalipithecus. This ape was described from a fossil jawbone and eleven isolated teeth excavated in 2005 by a team of Japanese and Kenyan researchers in mud flow deposits in Nakali region of northern Kenya`s Rift Valley Province, giving the genus its scientific name which means "Nakali ape".