1 62 Bidletin Americafi Museum of Natu7-al History. [Vol. XII, 



(Nos. 290 and 324) both possess four digits in the pes ; the first 

 digit or hallux exhibits an interrupted metatarsal, and is turned 

 inwards as a subsidiary grasping toe. 



The proportions between these limbs and those of the two 

 Sauropoda described below are well shown in the accompanying 

 photographs (Fig. i). The heights in the Table include the 

 curvatures ; they give us therefore the usual height of the ace- 

 tabulum, or head of the fenriur, not the total length of the limb. 



)!:;. I. Ki^ht Hind Limbs of Dinosaurs. A, Herbivorous Dinosaur, probably />/y*/('r/('c«j-, No. 251. 

 B, Herbivorous Dinosaur, Broniosaurus, Nos. 309, 353. C, Carnivorous Dinosaur, Allosaurtis, or 

 ^iegalosaurus^ No. 290. D, Carnivorous Dinosaur, Allosaurus or Megalosanrus, Nos. 324, a/S- 

 ^Approximately 35 nat. size. 



