PLATE 3 



Enteric valve armature. Some valves are mounted whole and viewed from side or end on, 

 others slit and opened out. Small 'p' in lower right corner indicates use of phase contrast 

 illumination. 



Figs i & 2 (latter enlarged), Acholotermes chirotus; 3, Acholotermes epius; 4, Acholotermes 

 imbellis; 5 & 6, Acholotermes tithasus; 7-10, Amicotermes galenus (10, one cushion enlarged). 



