EXPLANATION OF PLATE XXV. 



Vertebra; and limb-bones, etc., of Plateearpus ieterieus, from Professor Mudge's collection, one-ba'f natu- 

 ral size. From figs. 1-25 belong to one individual, and figs. 26-27 to a second. 

 Fig. 1. Scapula. 



2. Fragment of coracoid. 



3. Humerus : a, from outside ; I, from proximal ; c, from distal end. 



4. Radius. 



5. Carpal bone. 



Figs. 7-10. Supposed metacarpals, with (6 a and 7 a), their distal extremities. 

 11-20. Phalanges, with, a, their proximal, and, h. their distal extremities. 

 Fig. 21. A cervical rib. 



22. A dorsal vertebra, viewed from behind. 



23. A dorsal vertebra : a, from the side ; h, from below ; c, from the front. 



24. The palatine bone, from below. 



25. Ulna of a second specimen. 

 2G. Metacarpal of the same. 



