Plate XXIII— Obtvratc 



AND Anterior Crukal Nerv 

 vein. 3. Obturator externus. 



I. External iliac artery. 2. External iliac vein. 3. Obturator externus. 4. Filaments of 

 obturator nerve. 5. Obturator foramen. 6. Cotyloid cavity. 7. Obturator internus. 

 8. Obturator nerve. g. Bladder (distended). 10. Internal iliac artery. 1 1 Rectum. 

 12. Posterior aorta. 13 Circumflex-iliac artery. 14. Psoas parvus, cut through to expose 

 anterior crural nerve. 15. Psoas magnus. 16. Anterior crural nerve. 17. Vastu? internus. 

 18. Rectus femoris. 



