Ardipithecus ramidus
= Ardipithecus ramidus
{c}
An approximately 4.4-million-year-old <fossil> <hominin> with an informative, incomplete skeleton. Its inferred locomotor mosaic differs from treating a living <chimpanzee> as an unchanged <human> ancestor. <Ardipithecus ramidus and the paleobiology of early hominids by Tim D. White and others>[Science 326, pp. 75–86; 4.4 Ma skeleton and locomotor mosaic]{ref}