Sheep brain (left sagittal section)

  1. Cerebrum

  2. Genu of the corpus callosum

  3. Body of the corpus callosum

  4. Splenium of corpus callosum

  5. Fornix

  6. Choroid plexus

  7. Pineal body

  8. Superior colliculus

  9.  Inferior colliculus

10. Cerebral  aqueduct

11. Thalamus (intermediate mass)

12. Mammillary body

13. Hypothalamus

14. Optic chiasma

15. Septum pellucidum

16. Third ventricle