Ardipithecus
Two species are known: A. kadabba, dated to about 5.6 million years ago (late Miocene),<ref name="AndThePaleobiology">{{cite journal |last=White |first=Tim D.|year=2009|title=Ardipithecus ramidus and the paleobiology of early hominids |journal=Science |volume=326 |issue=5949 |pages=75–86 |doi=10.1126/science.1175802 |pmid=19810190|s2cid=20189444}}</ref> and A. ramidus, which lived about 4.4 million years ago during the early Pliocene.