Model Homo Sapiens Cro-Magnon 1 Cranium, 30,000-32,000 YA, discovered by L. Lartet and H. Christy on a cliff in 1868 (during the construction of railway lines in Les-Eyzies, France), Size: 21L x 15.2W X 17H (cm)
Model Sahelanthropus Tchadensis Cranium, 6-7 MYA, was discovered by Brunet's team in 2001, Chad. Some suggest it existed near the time that hominids & apes separated on their evolutionary paths, Size: 18L x 10.2W x 10H (cm)
Model Sivapithecus Indicus Skull, 8.5-12.5 MYA, was discovered in 1979 by Pilbeam and Shah in Pakistan. This specimen consists of a nearly complete mandible and the left side of the face, Size: 13.4L x 11.3W x 15H (cm)
Model Homo Habilis Knm-Er 1813 Cranium, 1.9 MYA, was discovered by K. Kimeu in 1973 at Koobi Fora, Kenya, and described by R. Leakey in Nature in 1973, Size: 17.1L x 11.8W x 11.6H (cm)
Model A. Robustus Sk-48 Cranium, 1.5-2 MYA, was discovered by Fourie in South Africa in 1950. SK-48, formerly Paranthropus crassidens, greatly increased what is known about australopithecines, Size: 15.6L x 15.1W X 12.3H (cm)