Quetzalcoatlus Skeleton 3D Instructions Assemble skull pieces as shown. Attach wing bones to coracoid process. Attach ischium and leg & foot bones to hips. Add ribs, neck, and breast plate to spine. Attach head and hips to main spine assembly. Finished Quetzalcoatlus Quetzalcoatlus Skeleton Mini 3D PuzzleRated 5.00 out of 5 $9.00