1. Left Os coxa
2. Ilium 3. Pubis 4. Ischium 5. Iliac crest 6. Iliac fossa 7. Greater sciatic notch 8. Acetabulum 9. Obturator foramen |
10. Pubic symphysis
11. Sacroiliac joint 12. Ischial tuberosity 13. Ischial spine 14. Intervertebral foramen 15. Sacrum (5 fused bones) 16. Coccyx (several fused bones) 17. Sacral canal 18. Sacral foramen |