PLATE 

 Pis'. 194. 





Dark-bordered nerve fibres, dividing and subdividing, distributed to the muscles 

 ct the leg Frog. X 550. reduced one-half p. 127. 



e dark. bordered nerve fibre 

 with fine pale fibre accoro 

 pauying it. Skin of hyla 



X 700. p. 193. 



Fig. 195. 



Fig'. 197. 



Softened cerebral matter from the 

 brain x 190. p. 127. 



Fig. 196. 



Cerebral matter in -water. Showing 

 the double contour of myelin. 



X 215. pp. 127. Hi. 



Networks of fine terminal nerve fibres. Cornea of the green tree-frog. 



The connective tissue corpuscles, which are unconnected with Lhe 



nerve fibres, are figured in the lower part of the drawing. 



: ue half p. 128 



FIE;. 193. 



Dark. bordered nerve filire. with fine nerve fibres running on one side of it. Frog. X 700. p. 127. 



[To face page \\3. 



