| 1. Os cornua | The horn bone over frontal |
| 2. Os femoris | The femur |
| 3. Os coxae | Half of Man’s pelvis |
| 4. Os penis | Penis bone (dog) |
| 5. Os innominatum | An irregular bone that form the bony pelvis. It is formed by the fusion of three pieces: Ilium, Ischium & Pubis. |