develops from limb bone forelimb bone A bone that is part of a forelimb region. Examples: humerus, any of the phalanges. Counter-example: scapula (a bone of the pectoral girdle). Note that we consider the forelimb to end at the shoulder. GAID:178 NCIT:C12983 free forelimb bone SCTID:368532003 wing bone MESH:D001133 bone of pectoral complex forelimb cartilage element forelimb endochondral element