26 TRANSFORMATIONS OF INSECTS. 
DIGESTIVE APPARATUS OF AN DIGESTIVE APPARATUS OF A 
HERBIVOROUS INSECT. CARNIVOROUS INSECY. 
THE GREEN GRASSHOPPER THE WATER BEETLE 
(Locusta viridissima). (Dytiscus marginalis). 
a Gsophagus. 6 Crop. ¢ Gizzard. @ Stomach. e Small intestine. / Large 
intestine. g Salivary glands. % Biliary and urinary canals. 
