The Structure and Habits of Spiders. 15 



PALPI. 



In front of the legs are the palpi, Fig. 1, C, C, 

 ■ — a smaller pair of limbs, with six joints and 

 only one claw or none. They are used as feelers, 

 and for handling food, and, in the males, carry 



Fig. 3. 



the curious palpal organs, which will be de- 

 scribed farther on. The basal joints, Fig. 1, 

 E, of the palpi are flattened out, and serve as 

 chewing-organs, called "maxillae." 



Mr. Mason has lately described, in the Trans- 



