PLATE V. 



Weddell's Seal. 



Fig. 1. Dorsal surface of the skull of Leptonychotes weddelli ; f, supraoccipital venous 

 foramen ; reduced. 



Fig. 2. Profile view of the lower jaw of the same skull ; reduced. 



Fig. 3. Series of upper and lower post-canine teeth of the left side ; natural size. 



Fig. 4. Dorsal surface of the bones of the right anterior extremity of the same animal ; 

 p, the pisiform bone ; si, scapholunar bone ; tr, trapezium ; P, pollex ; V, the 

 minimus. 



Fig. 5. Left side of the pelvis with the last lumbar and the more anterior caudal 

 vertebrae. 



Fig. 6. Anterior surface of the left femur. 



Fig. 7. a, Articular surface of the left patella ; b, the same bone in profile. 



Fig. 8. Ventral surface of the left tibia and fibula. 



Fig. 9. Dorsal surface of the left pes of the same animal ; a, astragalus with its calcanear 

 process ; cl, calcanear process of os calcis ; cu, cuboid ; sc, scaphoid ; en, 

 opposite the ento-cuneiform ; H, the hallux; II., III., IV., V, the four 

 outer toes. 



