Considered to be consistent with the development of a 14 to 16-month-old, the age of this skull has been defined by using a combination of measurements and landmarks. Note that the mastoids of this skull are underdeveloped. The #2 molar is still developing and there is a slight metopic suture.nnSpecifications:nn1:1 scalenPolyurethane resin castn2-part skull (separate cranium & jaw)nnSkull Length 14 cm (5.5 in.)nnSkull Width 12 cm (4.7 in.)nnSkull Height 11.4 cm (4.4 in.)nnStand Comes Complete With A Custom Cradle Designed Specifically For This SkullnnProduct of Bone Clones