176 C. WINKLER. THE CENTRAL COURSE 



Fig. 19c. A Horizontal section through the medulla of a not yet 

 born rabbit at the level of the genu N. faeialis. 

 (WEIGERT-PAL preparation). 



r. N. Ill zz rootlets of the nervus oculomotorius. 

 tr. DEIT. asc. tractus DEITERS ascendens. 



f. 1. p. zz fasciculus longitudinalis posterior, 

 str. mecl. s. syst. dors, zz stria medullaris sive systema dorsale nervi octavi. 



1. lat. zz lemniscus lateralis. 

 u. ventr. 1. 1. zz nucleus ventralis lemnisci lateralis. 



P. Var. rr Pons Yaroli. 



f. sp. cer. ventr. ~ fasciculus spino-cerebellaris ascendens ventralis. 

 n. mot. N. V zz motor nucleus nervi trigemini. 

 r. mot. N. V zz motor radix nervi trigemini. 



gen. N. YII zz genu nervi faeialis. 

 r. med. N. VIII zz radix medialis nervi octavi. 

 r. dors. N. VIII rz radix dorsalis nervi octavi. 

 n. ventr. N. VIII rz nucleus ventralis nervi octavi. 



corp. R. =: corpus restiforme. 

 r. desc. N. VIII ~ radix descendens nervi octavi. 

 nucl. N. VI ~ nucleus Nervi abducentis. 

 f. sol. N. X fasciculus solitarius nervi vagi, 

 r. spin. N. V =: radix spinalis Nervi trigemini. 

 nucl. N. IX and N. X nucleus Nervi glossopharyngei and nervi vagi. 



Fig. 6. A Cell-preparation of the normal tuberculum acusticum 

 (After a NISSL preparation). 



n. pr. r. lat. N. VIII ~ nucleus proprius radicis lateralis nervi octavi. 

 cell. parv. str. med. t. ac. =: cellulae parvae in the stratum griseuin medium 



tuberculi acustici. 

 cell. parv. str. sup. t. ac. cellulae parvae in the stratum medullare superficial e 



tuberculi acustici. 

 cell, rnagn. str. med. t. ac. zz cellulae maguae in the stratum griseum medium 



tuberculi acustici. 

 cell. parv. str. prof. t. ac. zr cellulae parvae in the stratum profundum griseum 



tuberculi acustici. 



str. prof. med. t. ac. zz stratum prof, medullare tuberculi acustici. 

 cell. DEITERS. cellulae DETERS. 

 ar. ov. C. R. area ovalis corporis rectiformis. 

 cell. n. ventr. N. VIII cellulae nuclei ventralis nervi octavi. 



PLATE VII. 



Fig. 7. A series of cell-preparations through the normal nucleus 

 dorsalis nervi octavi, corpus juxtarestiforme and their 

 neighbourhood. 



(After a NISSL preparation). 



Fig. 7 A. Represents the most distal, fig. 7 H, the most proximal 

 section of this series. 



In all sections the figures mean: 



n. dors. N. VILI zz nucleus dorsalis nervi octavi. 

 a. its medial group of cells. 



