300,000 to 600,000 YA. The Homo erectus skull Peking Man is also known as Pithecanthropus pekinensis (Sinanthropus). An example of H. erectus discovered in 1923-27 in Zhoukoudian, near Beijing, China.
Homo erectus Cranium Sangiran 17 - Bone Clones, Inc
Homo erectus Skull - Tattersall-Sawyer Recreation - Bone Clones
Dmanisi Homo erectus Skull 3 - Bone Clones, Inc. - Osteological
Early Homo Skulls - Bone Clones, Inc. - Osteological Reproductions
Homo erectus Half Scale Skull - Bone Clones, Inc. - Osteological
Homo erectus Economy Cranium - Bone Clones, Inc. - Osteological
Dmanisi Homo erectus Skull 3 - Bone Clones, Inc. - Osteological
Replica Dmanisi Homo Erectus Skull — Skulls Unlimited
Homo ergaster Cranium KNM-ER 3733 - Bone Clones, Inc