PLATE XVII. 



PAGE 



Figs. 1-3. Pleuroccelus nanus Marsh. (After Marsh.) 188 



1. Front, proximal, distal, and side views of metacarpal. X V2- Near 



Muirkirk. (2265 U. S. N. M.) 



2. Front, proximal, distal, and outer views of femur. X Ve- Near 



Muirkirk. (2263 U. S. N. M.) 



3. Front, proximal, distal, and rear views of tibia and fibula. X Ve- 



Near Muirkirk. (5656, 5657 U. S. N. M.) 



516 



