Plate XXVII. 



Figures 1-3. Bones of the right leg and foot of Pteranodon sp., No. 2489. x 0.57 



Figure 1. Femur; inner and posterior view. 

 Figure 2. Tibia ; inner and posterior view. 

 Figure 3. Nearly complete pes. 



Figures 4, 5 a, 5b. Bones of the right leg of the type of P. ingens Marsh, No. 1175: 

 posterior view, x 0.57 



Figure 4. Femur. 



Figure 5 a. Proximal end of the tibia. 



Figure 5b. Distal end of the tibia. 



