An adult’s skeleton contains 206 bones. Children’s skeletons actually contain more bones because some of them, including those of the skull ... known as the axial skeleton and the appendicular ...

The axial skeleton consists of the bones of the skull, vertebral column, sternum and ribs, and has a total of 80 bones. The appendicular skeleton consists of bones of the pectoral girdle, pelvic ...

Figure 4: MGUH VP 6139, skull, shoulder girdle, thoracic and presacral region of Ichthyostega. If we are correct and the axial morphology did not permit lateral trunk flexion in Ichthyostega ...