Influence of the Nervous System 689 
Fig. 9 Cross-section showing normal relation of the parts in the tail of the tadpole, G, sensory 
ganglion; Mu, musculature, much injured in Fig. 10; NC, nerve cord; NC’, space formerly occu- 
pied by nerve cord; T, notochord; V, nerves. 
Fig. 10 Cross-section showing complete removal of the nerve cord and severe injury to the muscu- 
lature. Letters same as above. 
