#appendicular_skeleton  the part of the skeleton that includes the pectoral girdle and the pelvic girdle and the upper and lower limbs
  supertype:  skeletal_structure  any structure created by the skeleton of an organism
  part of:  endoskeleton
  part:  limb  one of the jointed appendages of an animal used for locomotion or grasping: arm; leg; wing; flipper
     part:  extremity.external_body_part  that part of a limb that is farthest from the torso
  part:  pectoral_girdle  a skeletal support to which the forelimbs of vertebrates are attached
     part:  shoulder_girdle__pectoral_arch  the bony arch formed by the collarbones and shoulder blades in humans
  part:  pelvis__pelvic_girdle__pelvic_arch__hip  the structure of the vertebrate skeleton supporting the lower limbs in humans and the hind limbs or corresponding parts in other vertebrates
     part:  coccyx__tail_bone  the end of the vertebral column in humans and tailless apes
        part:  coccygeal_vertebra__coccygealvertebra__caudal_vertebra  one of 4 vertebrae in the human coccyx
     part:  hipbone__innominate_bone__innominatebone  large flaring bone forming one half of the pelvis; made up of the ilium and ischium and pubis
        part:  acetabulum__cotyloid_cavity  the cup-shaped hollow in the hipbone into which the head of the femur fits to form a ball-and-socket joint
     part:  ilium  the upper and widest of the three bones making up the hipbone
        part:  iliac_artery__iliacartery__arteria_iliaca__arteriailiaca  one of the large arteries supplying blood to the pelvis and legs
     part:  os_pubis__pubis__pubi__pubic_bone__pubicbone  one of the three sections of the hipbone; together the two pubic bones form the front of the pelvis
     part:  sacrum  wedge-shaped bone consisting of five fused vertebrae forming the posterior part of the pelvis; its base connects with the lowest lumbar vertebra and its tip with the coccyx
        part:  sacral_vertebra  one of 5 vertebrae in the human spine that fuse in the adult to form the sacrum
     part:  hip_joint__hipjoint__hip__coxa__articulatio_coxae__articulatiocoxae  the ball-and-socket joint between the head of the femur and the acetabulum
        part:  ischium__ischial_bone__ischialbone__os_ischii  one of the three sections of the hipbone; situated below the ilium

No statement uses or specializes appendicular_skeleton; click here to add one.