homo_models Published September 6, 2014 at 555 × 678 in Different human species Top row R-L: Homo habilis, Homo ergaster, Homo erectus. Middle R-L: Male and female Homo antecessor, Homo heidelbergensis. Bottom R-L: Homo neanderthalensis girl and man, Homo sapiens. By ישראל קרול [Public domain], via Wikimedia Commons