… Ivory, tortoise-shell, whalebone and whalebone hair, horns, antlers, hooves, nails, claws and beaks, unworked or simply …
Explanatory notes
… Ivory, tortoise-shell, whalebone and whalebone hair, horns, antlers, hooves, nails, claws and beaks, unworked or simply … the bony substance which constitutes : (1) The tusks of the elephant, hippopotamus, walrus, narwhal or wild boar. (2) … a curved surface. These scales are described as dorsal or ventral according to the part of the body from which they …