November 24, 1974 – Donald Johanson and Tom Gray discover the 40% complete Australopithecus afarensis skeleton, nicknamed "Lucy" (after The Beatles song "Lucy in the Sky with Diamonds"), in the Awash Valley of Ethiopia's Afar Depression.
New species of early human discovered near fossil of ‘Lucy’ : Nature News & Comment. Ewen Callaway 27 May 2015. Australopithecus deyiremeda lived about 3.4 million years ago in northern Ethiopia, around the same time and place as Australopithecus afarensis. The first fossil of Australopithecus deyiremeda, whose jaw is not like that of Lucy and her Australopithecus afarensis kind.