W. A. SANDS 



Proctodeum 



(2nd. section 



"Paunch") 



Colon 



Enteric valve 



seating 



Rectum 



DORSAL VIEW 

 Intestine in situ 



Proctodeum 

 (1st. section) 



Mesenteron 



Proctodeum 



(2nd. section, 



"Paunch") 



Enteric valve 

 seating 



Enteric valve 

 Colon 



Rectum 

 5 



VENTRAL VIEW 

 ntestine in situ 



6 Position of 

 enteric valve 

 seating — 



DORSOLATERAL 



^ jLATERAL 



.^^ 'VENTRO-L ATERAL 

 VENTRAL 



Figs i-6. Details of some characters used. 1-3, antennal and mandible measurements; 

 4 & 5, worker caste abdomen-layout of intestine in situ; 6, meaning of terms used in 

 description of enteric valve seating. 



