Final answer:
Lucy, a member of the species Australopithecus afarensis, is the most famous specimen of Australopithecus africanus found, with about 40 percent of her skeleton recovered from Ethiopia.
Step-by-step explanation:
The most famous species of Australopithecus africanus was Lucy, discovered in Ethiopia. Lucy's skeleton was found to be about 40 percent complete, a significant find for paleontology. She was identified as a member of Australopithecus afarensis, which lived approximately between 3.75 and 2.8 million years ago. The skeleton, which is housed at the Kenya National Museum, was given the identification number KNM-AL-288, with 'KNM' standing for Kenya National Museum and 'AL' for the Afar locality where she was discovered.