PLATE IX. 



33. Balcenoptera intermedins, hand of young, — after Burmeister. 



34. Balcenoptera bonaerensis, hand, — after Burmeister. 



35. Delphinapterus ieucas, young, — original. 



36. Globiocephalus me las, — after Flower. 



37. PhoccEfia communis, outer aspect of left fore limb, — original. 



(482) 



