The finer Anatomy of the Nervous System of Myxlne glutinosa. 401 



Fig. 22. Lateral edge and nerves of Myxine. Transverse section. Iron-haema- 



toxylin. 120/1. 

 Fig. 23. Medulla oblongata of Myxine. Transverse section. Iron-haematoxylin. 



35/1. 

 Fig. 24. Nerve cells from the Cornu anterior, united through their processes. 



Iron-haematoxylin preparation. Fluoritsystem. 3 ram by AVinkel 



Comp. oc. 5. 540/1. 



Table of Contents. 



page 



1. Introductory 365 



2. Materials and Methods 366 



3. The ventricular system and divisions of the brain 368 



4. Olfactory region and ThalamencephaJon 372 



5. The cell-nuclei of the Thalamencephalon 376 



6. Mesencephalon 378 



7. Medulla oblongata and the Metameric Cranial Nerves 382 



8. Metameric Cranial Nerves 384 



9. The Fifth Nerve or the Trigeminus 385 



10. The Seventh Nerve or the Facialis 389 



11. The Eighth Nerve or Acusticus 39o 



12. The Ninth Nerve, or the Nervi Glossopharyngeus and Lateralis . . . 392 



13. The Tenth Nerve or Nervus Vagus 394 



14. The Twelfth Nerve, or the Nervus Hypoglossus 395 



15. Addenda 397 



16. List of Literature 397 



IT. Explanation of Plates 399 



