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Fig. 



29. Anophelss maculipennis . Schematic longitudinal section of a 

 female insect shewing the relations of the various parts of the alimentary- 

 canal to each other, and to the exoskeleton, also the salivary glands of 

 one side with their duct joining the common duct, which is prolonged into 

 the hypopharynx. The ventral reservoir is filled, the stomach contracted. 

 One of the dorsal reservoirs is cut oft near to where it joins the oesophagus. 

 After Nuttall and Shipley. 



