Sinclair: typotheria of the santa cruz beds. 
Fig. 1 8. 
Fig. 19. 
Fig. 20. 
Fig. 21. 
Fig. 22. 
Fig- 2 3 - 
Fig. 24. 
Fig- 25. 
Fig. 26. 
Fig. 27. 
Fig. 28. 
Fig. 29. 
Fig. 30. 
Fig. 31- 
Pachyrukhos moyani : Pelvis and sacrum from above (No. 9242 
American Museum). . . . . 
“ “ Patella from in front (No. 9242 American 
Museum). ...... 
“ “ Patella from behind (No. 9242 American 
Museum). ...... 
“ “ Glenoid fossa of right scapula (No. 15,743). 
The outer margin faces the lower edge 
of the plate. ...... 
“ “ Right astragalus, plantar aspect (No. 9242 
American Museum). . . . . 
“ “ Axis and third to sixth cervicals from the 
left side (No. 15,744). . . . . 
“ “ Atlas from below (No. 15,744). 
u << “ “ above “ “ 
“ “ “ “ behind “ “ 
“ “ Right calcaneum, dorsal aspect (No. 9242 
American Museum). . . . . 
“ “ Anterior dorsal vertebra from the left side 
(No. 15,743) 
“ “ Anterior dorsal vertebra from the left side 
(No. 15,743). 
“ “ Posterior dorsal vertebra from the left side 
(No. 15743 ) 
“ “ Posterior lumbar vertebra from above (No. 
15,743). The transverse processes are 
restored in outline from other specimens. 
All the figures are natural size. 
92-93 
93 
93 
9i 
94 
90 
90 
90 
90 
94 
90 
90 
90 
9 T 
(VOL. Vi) 
