Nyanzapithecus
Nyanzapithecus is an extinct genus of primate from the Middle Miocene of Maboko Island, Nyanza Province, Kenya.[1][4] Fifteen cranio-dental specimens of this species were collected from the island between the years 1933-73.[5] During an expedition to Maboko Island in 1982–83, paleoanthropologist Martin Pickford recovered more than a hundred small catarrhine fossils.[7] Nyanzapithecus pickfordi has a dental formula of 2:1:2:3 on both the upper and lower jaw.The upper premolars were long and had buccal and lingual cusps which resembled each other in size the lower molars had deep notches.