290 Proceedings of the Royal Society of Victoria. 



gastric was at its highest stage (Fig. 1, form iii.). The crural is 

 had the same relative position as in Fig. 2, form v. The sciatic 

 only contained fibres of nerves IX. and X., as in Fig. 3, form 

 iii., nerve XL having the relations shown in Fig. 4, form iii. 



In the brachial plexus, nerve IV. was in a highly advanced 

 state, similar to Fig. 5, form iii., and nerve II. was quite free 

 from the plexus as in Fig. 6, form iii. 



