320. Grievous hurt.-- The following kinds of hurt only are designated as" grievous":- First.- Emasculation. Secondly.- Permanent privation of the sight of either eye. Thirdly.- Permanent privation of the hearing of either ear. Fourthly.- Privation of any member or joint. Fifthly.- Destruction or permanent impairing of the powers of any member or joint. Sixthly.- Permanent disfiguration of the head or face. Seventhly.- Fracture or dislocation of a bone or tooth. Eighthly.- Any hurt which endangers life or which causes the sufferer to be during the space of twenty days in severe bodily pain, or unable to follow his ordinary pursuits.