#6 flatback skull (angle) #6 flatback skull (front) #6 flatback skull (side) #6 full skull (angle) (1) #6 full skull (angle) (2) #6 full skull (back) #6 full skull (front) #6 full skull (side) #6 full skull, stained (angle) #6 full skull, stained (frontal) #6 full skull, stained (side)