1 66 Bulletin American Museum of Natural History. [Vol. XII, 



when compared with the total lengths. In each case the least 

 circumference is taken. The total height of the limbs is measured 

 as mounted — that is, including the curves. 



The larger limb (Brontosaurus) is lo feet high. The smaller 

 limb ( ? Diplodocus) is 9 feet 7 inches high. 



The larger limb (Fig. i, B, Nos. 309, 353) is of the true Bronto- 



Fig. 4. Right Hind Foot of Carnivorous Dinosaur, probably Allosaurus (No. 

 324, same specimen as Fig. i, D). Front view. J nat. size. 



