548 



AracJinida. 



III. Araclmida. 



THIS ORDER, according to Lamarck, and other modern 

 zoologists, contains the Spiders, Scorpions, and Mites, 

 which do not undergo any metamorphoses. These 

 creatures differ from the true insects in the number of 

 their feet, which are generally eight, while those of the 

 true insects never exceed six. 



THE GARDEN SPIDEK. (Epe'ira diadema.) 



ALL the Spiders are distinguished by having no antennae, 

 eight legs, and generally eight eyes; mandibles termi- 

 nated by a movable claw, which sometimes emits poison ; 

 and an abdomen without rings, furnished at its point with 

 four or six spinnerets, from which the Spider emits the 

 threads used in spinning its web. This web is wonderful 



