The chronological order of humans from recent to past is
Homo erectus → Pekinensis → Ramapithecus →Australopithecus
Homo erectus → Homo habilis → Australopithecus → Ramapithecus
Homo erectus → Pekinesis → Australopithecus → Ramapithecus
Homo erectus → Homo habilis → Ramapithecus → Australopithecus