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, 5a, 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 5 b. — Distal end of the tibia. 



