Herrick, Commissiira Infima. 



429 



somatic conimis infima 



somotlc sensory fitli 



_ zplnal V {ract 



' __fasc dorso. /at 



.formah'o retica/aris 



Fig. 7. 



somatic com.ni,s 

 infima 



vise commis nuc 



nu.cfu.nic all lateralis 



Fig. 8. 



VLic.commii nac _J ., 



somatic commis ^'^ _ 

 infima 



somatic comm.i.s ''^"^^'i^^^K-'JI 



nuc funiculi lat. 

 Spinal Vi'ract 



Fig. 9. 



