Dunn, Medullated Nerve Fibers. 



693 



TABLE VII. 

 Showing the observed number of medullated nerve fibers innervating the muscles 

 and skin of the thigh in the frog IIB. (Adapted for control from Dunn, 1902.) 



From N. 

 From N. 



S2 + S3. 



S4 + S5. 



S6. 



S7. 



S8. 



S8x. 



ischiadicus. 

 cruralis . . . . 



Total to thigh , 



Muscular. 



L. 



23 

 150 

 710 



67 

 311 



73 



1334 

 471 



1805 



R. 



55 

 167 

 705 



65 

 318 



78 



1388 



442 



1830 



Cutaneous. 



L. 

 375 



142 



1676 



R. 

 352 



141 



493 

 1185 



1678 



TABLE VIII. 

 Showing the observed number of medullated nerve fibers innervating the muscles 

 and skin of the shank in the frog IIB. (Adapted from Dunn, 1902.) 



*In the original article the records for the muscular fibers of T/? appeared in the 

 columns for the cutaneous fibers and the cutaneous of Ta in those for muscular fibers. 



