Model A. Boisei Oh5(Zinjanthropus) Skull, 1.8 MYA, most famous fossil from Olduvai Gorge, Tanzania. OH5 was discovered by Mary Leakey in 1959. The accepted genus name has since changed to Australopithecus, Size: 21L x 16W x 18.9H (cm)
Minit Oxygen atom, Ob, Atom centres are colour-coded according to element with prongs set at the correct bonding angles, 6 mm diameter atom centre, Diunivalent or Hydrogen bonding, Color: Red