Song/Yuan DynastyThe mythical beast carved with its head turned backward and to the right, with scrolling T-shaped eyebrows framing the almond-shaped eyes and a ruyi nose, the arched back with an overlapping-ridged spine reaching the long bi-furcated tail coiled over the body flanked by scrolls, the ribs denoted by crescent lines, supported on four well-defined legs with menacing claws, the stone of pale green tone with russet inclusions to the upper section, box. 8.2cm (3 3/16in) long (2).