The Homo ergaster Skull KNM-WT 15000 known as the Nariokotome Boy was discovered by K. Kimeu in 1984 in Nariokotome, Kenya. It is from an approximately 13 year old boy and dates back to 1.6 million years ago.nnSpecifications:nn1:1 scalenPolyurethane resin castn2-part skull (separate cranium & jaw)nSkull Length: 20.3 cm (8 in.)nSkull Width: 13.4 cm (5.3 in.)nSkull Height: 17.6 cm (6.9 in.)nnStand Comes Complete With A Custom Cradle Designed Specifically For This SkullnnOrigin: Kenya 1.8 15 myannProduct of Bone ClonesnPlease be advised that this product is made to order and will require additional lead time. For further information about the availability and turnaround time of this item, please contact our customer service team at 1-800-659-SKULL.