1 84 THE DESEADO FORMATION OF PATAGONIA 



For the hincl limb I give some of the figures which Gaudry 

 gives accompanying his illustrations of the hind limb. 



Femur, length 630 mm. 



Femur, greatest proximal diameter 240 mm. 



Femur, distal diameter 170 mm. 



Tibia, length 370 mm. 



Tibia, greatest proximal diameter 164 mm. 



Tibia, greatest distal diameter 114 mm. 



Astragulus, antero-posterior diam. 123 mm. 



Astragulus, transverse diam. 114 mm. 



Astragulus, height 65 mm. 



