This document lists various early human species and ancestors such as Homo habilis, Homo ergaster, Homo erectus, Australopithecus africanus, Homo sapiens, Homo neanderthalensis, Australopithecus robustus, Australopithecus boisei, Australopithecus afarensis, and Australopithecus anamensis. It also mentions the school Coleigio Ceibos and subject area HGE for the first year of secondary school.