150 



AMERICAN SPIDERS AND THEIR SPINNINGWORK. 



Fig. 186. 



Fig. 185. 

 Typical Saltigrade Cocoons. 

 Fig. 183. Sewed leaf tent of a Saltigrade spicier. Fig. 184. Leaf opened to .show the silken cell 

 and the egg mass (enlarged) in the open cocoon. Fig. 185. Cocoon nest of Phidippus opifen. 

 (Natural size.) FiG. 186. Pac simile of a figure of an Attus cocoon nest, by Baron De Geer. 



