CRANIAL NERVES OF SILURUS AND MORMYRUS Sl 
he 
SOS he Fe 
o a yg 
. 
' oe as 
Y-~---------- 
B. 
Fig. 10 Section at the level of the glossopharyngeal and upper vagus roots. 
d.c.l.IX, fibers for the dorso-lateral capsule of the lobus glossopharyngel; d.V/T, 
descending VII root, medial fibers (fig. 9, m. VII f.); [X s., sensory IX root at its 
entrance; Lat.post., nervus lateralis posterior; Lat.post.b.e., nervus lateralis 
posterior before its entrance into the bulb., s.X th., thinner fibers of the sensory 
IX root; s.JX th. m., thicker fibers of the sensory IX root directed mesad; s. V, 
spinal V tract; s. VIJ, secondary VII fibers (probably for the greater part gusta- 
tory); s. VIZ‘, descending fibers of first VIII root [fig. 11 (12)]; X m., motor 
root of vagus. 
THE JOURNAL OF COMPARATIVE NEUROLOGY, VOL. 25, No. 1 
