Common Insects — Grasshopper and Honeybee 403 



Metathoracic Leg (Third) : The pollen basket is located on the outer, 

 concave surface of the tibia, and long hairs curve over its depression some- 

 what to cover it. A pincerlike structure between the tibia and metatarsus 



Trachea 



Z- Air sac 



Pharynx 



Salivary cjlands 

 Esophaqus 



Honey sac 



—imall intesiine 



J Jtomach 



I 



^- ^^Rectalqiands 

 Rectum 



^—.Malpiqhian tub<25 



Air sac 



_t<( Aorta 



Afusdes 



^M__Airsac 



iracJes 



Anbenna 



_ Compound 

 eye 



-Jhoracic 



cjanqlion 



.-Cords 

 _ Nerves 



^Ahdorninal 

 oancjUa 



Fig. 199. — Internal anatomy of a worker honeybee. A, Digestive system; B, 

 circulatory system; C, respiratory system; D, nervous system. 



is composed of rows of spines, the pecten ('pek' ten) (L. pecten, comb), 

 and a liplike auricle (or' i kel) (L. auricula, small ear) . The pecten and 

 auricle convey pollen to and pack pollen into the pollen basket. On the 

 inner surface of the metatarsus are numerous, transverse rows of stiff, 



