EXPLANATION OF PLATE I. 



Pachycyon robustus. (All the figures are of natural size.) 



Fig. 1. Eight scapula, external surface. 



Fig. 2. The same, internal surface. 



Fig. 3. The same, anterior view. 



Fig. 4. The same, posterior view. 



Fig. 5. Right femur, posterior view. 



Fig. G. The same, anterior view. 



Fig. 7. The same, internal surface. 



Fig. 8. The same, external surface. 



Fig. 9. The same, proximal end, seer, from above. 



Fig. 10. The same, distal end, seen from below. 



