528 The Animal Kingdom 



There are six main types of mouth parts which are as follows 



1. Chewing type. 



2. Cutting-sponging type. 



3. Sponging type. 



4. Chewing-lapping type. 



5. Piercing-sucking type. 



6. Siphoning tube type. 



RARAGLOSSA^ 



-MAXILLAUr 

 PALP 



. LABBUM- 



EPIPHARYNX 



L.MANOIBUE 



-LABRUM- 



EPIPHABYNX 



Fig. 175. — Various types of insect mouth parts. A, Chewing-lapping type of the 

 honeybee; B, piercing-sucking type of the female mosquito; C, siphoning type of 

 the butterfly; D, cutting-sponging type of the black fly; E, sponging type of the 

 housefly. (Modified from various sources.) 



The chezmng mouth parts are best illustrated by the grasshopper 

 and are also found in the larvae of butterflies, moths, some beetles, and 

 a few bees. In this type, the heavy mandibles have serrate edges which 

 cut the food and grind it into smaller particles. The maxillae and 



