A finely carved jade 'mythical beast' paperweight Ming Dynasty

carved in the form of a recumbent mythical beast, its flattened body crouched on all fours, the face well defined by bulbous eyes, flared nostrils and, furrowed eyebrows, with a long wavy mane, its thick feathery beard spreading across its chest, and the bifurcated tail tucked under itself, the stone of a mottled whitish-grey tone with black russet and inclusions