PLATE I. 



Elephant Seal. 



Fig. 1. Profile view of head and anterior part of body of well-grown female Mavrorhinus 

 leoninas, from Christmas Harbour, Kerguelen. 



Fig. 2. Dorsal aspect of the hind limbs and caudal region of the same animal. 



Fig. 3. Ventral aspect of the hind limbs and vent of the same animal. 



I am indebted to Arthur Thomson, M.B., for the drawings from nature from which 

 these figures were taken. 



