Possible Clues:

• Part of a calf
• Bone of the lower leg
• Bone of the leg
• Bone whose name is Latin for 'pin'
• Bone whose name means 'clasp' in Latin
• Fairy tale starts to unravel, lecherous animal showing a bit of leg
• A bone brooch
• Seen with this bone broken? That could be unfeasible
• Lie initially under lower arm or leg bone
• Part of skeleton is fit, but lab reaching no conclusions