PINEAL REGION IN MAMMALIA 103 



(19) Selenka, E. 1890 Das Stirnorgan der Wirbeltiere. Biol. Centralbl., 



Bd. 10. 



(20) Smith, G. E. 1903 On the morphology of cerebral commissures in the 



vertebrata with special reference to an aberrant commissure formed 

 in the forebrain of certain reptiles. Trans. Linnean Soc. London, 

 8 (2nd Ser. Zool.). 



(21) Streeter, G. L. 1911 Development of central nervous system. Keibel- 



Mall Text-Book of Embryology, vol. 2. 



(22) Terry, R. S. 1910 The morphology of the pineal region in teleosts. 



Jour. Morph., vol. 21. 



(23) TiLNEY, F. 1915 The morphology of the diencephalic floor. Jour. Comp. 



Neur., vol. 25, no. 3. 



(24) Warren, J. 1911 The development of the paraphysis and pineal region in 



Reptilia. Am. Jour. Anat., vol. 11. 



(25) Ziehen, Th. 1906 Morphogenie des Centralnervensystems der Sauge- 



tiere. In O. Hertwig's Handbuch der vergleichenden u. experiment 

 tellen Entwicklungslehre der Wirl)eltiere. Jena, Fischer. 



