SPIDERS. 



Ill 



The mouth is armed with a pair of jaws which are at- 

 tached above the mouth and hang down in front, at the 

 end of which are the poison-fangs. With these they are 

 enabled to secure and Idll the flies and other insects upon 

 which they feed. The following figure represents the jaws 

 or mandibles. 



pi in I P 



Fig. 107. — Feont Portion of Common Garden Spider greatly enlarged, showing, pp, 

 Palpi ; ?7t. Mandibles \ II, n Portion of the First Pair of Legs, and above, the Front of tho 

 Cephalo-thorax shows, with the Eight Eyes upon it. 



Directly behind the mandibles, are two smaller jaws, 

 called maxillae {see Fig. 108), which aid in crushing the food 

 and arranging it for the mouth. 



Fig. 108, — Inner Ja^wb, oe MAXILL.^E, op a Common Garden Spedee. — The first Joints of 

 the Palpi are seen also. 



The spider has eight eyes, situated on the front part .of 

 the cephalo-thorax. They look like little black beads, and in 



