PATAGONIAN EXPEDITIONS I PALEONTOLOGY. 



EXPLANATION OF PLATE XL 



PAGE 



Fig. I. Proterotherium DODGEi, type : Right scapula, outer side. (No. 15,- 



107.) 58 



" " " Left humerus, dorsum. (No. 15,107.) 58 



" " " Left ulna and radius, outer side. 



(No. 15,107.) .... 58 



" " " Left metacarpals II and III, dorsum. 



(No. 15,107.) .... 59 



" " " Right femur, dorsum. (No. 15, 107.) 60 



" " " Right patella, dorsum. (No. 15,107.) 60 



" Right patella, outer side. (No. 15,- 



107.) 

 " " " Right tibia and fibula, dorsum. (No. 



15,107-) 60 



" " " Left metatarsus, dorsum. (No. 15,- 



107.) 60 



Proterotherium cavum? Left manus, dorsum, X t (No. 15,722), 



the lateral digits very incomplete. 

 Phalanges sHghtly reduced from No. 



15,728 60 



" '' The same, radial side, X i- 



Proterotherium sp.: Right radius, dorsum. (No. 15,712.) . 58 



" " Right ulna, radial side. (No. 15,712.) . 58 



Thoatherium minusculum : Right manus, dorsum, X x- (No, 



15,393-) . . . . . 91 



All figures, except 9, ga and 1 2, three-fourths natural size. 



Fig. 

 Fig- 



2. 

 3- 



Fig. 



4- 



Fig. 



Fig- 

 Fig. 



5- 

 6. 

 6a. 



Fig. 



7- 



Fig- 



8. 



Fig. 



9- 



Fig. 



ga. 



Fig. 



10. 



Fig. 



11. 



Fig. 



12. 



(vol. VI l) 



