Proc Roy. Socy. of Edin. ] 
[Vol. XXX. 
Fig. 1 . — Sympathetic nerve plexus in the gut 
wall at the sixth day. 
Fig. 2. — Chain of sympathetic nerve cells and 
fibres extending to the front of the aorta (A). 
(Seventh day incubation.) 
Fig. 3. — Sympathetic nerve plexus in the wall 
of the gut at the seventh day. 
Fig. 4. — Connection between the wider sym- 
pathetic and “Remak’s intestinal nerve.” 
(Seventh day incubation.) 
Dr Williamina Abel. 
[Plate IV. 
