an extinct species of early hominid whose fossil remains were discovered in Ethiopia and have been dated at between 3.5 and 4 million years of age.
a fossil belonging to this species.
- Australopithecus africanus
an extinct species of gracile hominid, formerly known as Plesianthropus transvaalensis, that lived in southern Africa about three million years ago. a fossil belonging to this species.
- Australopithecus boisei
an extinct species of very rugged, large-toothed bipedal hominid, formerly known as Zinjanthropus boisei, that lived in eastern Africa one to two million years ago. a fossil belonging to this species.
- Australopithecus robustus
an extinct species of large-toothed bipedal hominid that lived in southern Africa c1.5–2 million years ago: formerly classified as the genus Paranthropus. a fossil belonging to this species.
one of an breed of chickens valued for egg production. noun a heavy black breed of domestic fowl