220 MR. ST. a. MIVART ON THE SKELETON OF THE PRIMATES. 



PLATE XXXIX. Os innominatum. 

 Fig. 1. Outer aspect of right os innominatum of No. .3 C. 

 Fig. 2. Inner aspect of the same. 

 Fig. 3. Posterior aspect of the same. 

 Fig. 4. Anterior aspect of the same. 

 Fig. 5. Superior aspect of the same. 

 Fig. 6. Inferior aspect of the same. 



a, anterior superior spinous process ; li, anterior inferior spinous process ; c, posterior 

 superior spinous process ; d, posterior inferior spinous process ; e, ilio-pectineal line ; 

 /', cotyloid notch of acetabulum ; </, greater sciatic notch ; h, spine of ischium ; ?, lesser 

 sciatic notch ; I, tuberosity of ischium ; m, auricular surface ; o, obturator foramen ; 

 l>, spine of pubis ; r, subpubic groove ; s, symphysis pubis. 



PLATE XL. Femur and Patella. 



Fig. 1. Anterior aspect of right femur of No. 3 B. 



Fig. 2. Posterior aspect of right femur of No. 3 A. 



Fig. 3. Inner (or tibial) aspect of the same. 



Fig. 4. Outer (or peroneal) aspect of the same. 



Fig. 5. Distal end of right femur of No. 3 B. 



Fig. 6. Proximal end of the same. 



Fig. 7. Articular head of femur of No. 3 I, in the British Museum, showing the 



presence of a pit as for the ligamentum teres. 

 Fig. 8. Anterior surface of patella of No. 3 C. 

 Fig. 9. Posterior surface of the same. 



a, articular head; b, greater (or peroneal) trochanter; c, lesser (or tibial) trochanter; 

 f/, posterior intertrochanteric line ; e, anterior intertrochanteric line ; f, its continuation 

 as the " spiral line ; " g, depression of the gluteus maxinius ; /t, line leading down 

 towards the entocondyloid prominence ; i, pit for ligamentum teres ; k, ectocondyloid 

 prominence ; I, entocondyloid prominence ; m, external condyle ; n, internal condyle ; 

 0, rotular surface; j), popliteal sf)ace; s, pit ior popliteus. 



PLATE XLI Tibia and Fibula. 



Fig. 1. Anterior aspect of right tibia and fibula of No. 3 C. 



Fig. 2. Posterior aspect of right tibia of No. 32, Z, S. 



Fig. 3. Posterior aspect of right fibula of No. 3 I. 



Fig. 4. Internal (or tibial) aspect of right tibia of No. 3 A. 



Fig. 5. External (or peroneal) aspect of the same. 



Fig. 6. External aspect of right fibula No. 3 C. 



Fig. 7. Internal (or tibial) aspect of the same. 



