[duporte] LARVA OF SPHIDA OBLIQUA WALKER 249 



Fig. 7. Lateral view of the cephalic nerves.— Diagrammatic. Caption same 

 as for figs. 3 and 4. 

 s.c. Accessory commissure. 



Fig. 8. Oesophageal ring. The brain turned up so as to show the origin of the 

 crura. — Diagrammatic. 

 Caption as in figs. 3 and 4. 



