I 



EXPLANATION OF PLATE VI. 



Nervous System of the Horse. 



1. Brain. 



2. Optic nerve. 



3. Superior maxillary nerve (5th). 



4. Inferior maxillary nerve (5th). 



5. Pneumo-gastric nerve. 



6. Medulla oblongata. 



7. Right brachial plexus. 



8. Musculo-cutaneoua nerve. 



9. Median nerve. 



10. Radial nerve. 



11. Cubital nerve. 



12. Pneumogastric nerve. 



13. Solar plexus. 



14 Semilunar ganglion. 



15. Lumbo-sacral plexus. 



16. Anterior crural nerve^ 



17. Great sciatic nerve. 



18. External popliteal nerve. 



19. External saphenic nerve. 



20. Tibial nerve. 



21. Metatarsal nerve. 



22. Radial portion of median nerve. 



23. Metacarpal nerves. 



24. Digital branches. 



8.S. Sympathetic chain. 

 c. Inferior cervical plexus. 

 g. Gutteral ganglion. 

 8p. Great splanchnic nerve, 

 jj.w. Posterior mesenteric plexus. 

 ' p. Pelvic plexus. 



