MANUAL OF NATURAL HISTORY. 275 



2. — Spinning -Spiders (Theridioninae). Spin- 

 nerets conical, slightly exserted, arranged 

 in a rosette ; legs slender ; maxillae narrow 

 at tip, not dilated ; rectigrade. 



3. — Geometric -Spiders (Liny pinnae). Spinne- 

 rets conical, slightly exserted, arranged 

 in a rosette ; legs slender ; maxillae straight, 

 widened at tip ; rectigrade. 



4. — Crab - Spiders (Thomisinae). Fore -legs 

 longer than the others ; chelicerae small ; 

 body depressed ; abdomen broad, round 

 or triangular ; not making webs, but 

 throwing out a few solitary threads ; re- 

 main immovable, fixed upon the leaves of 

 plants. 



2. Group. — Wandering-Spiders (Errantia). Eyes 

 arranged lengthwise on the cephalothorax ; 

 do not spin webs but wait for their prey, 

 seize it running or leap upon it. 



1. — Wolf-Spiders (Lycosinae). Front row of 

 eyes in a curvilinear series ; thorax ovoid, 

 narrowed in front, with a central longi- 

 tudinal ridge ; legs only fitted for run- 

 ning ; maxillae straight, rounded at tip. 



2. — Jumping- Spiders (Salticinae). Front row 

 of eyes extending across the thorax in a 

 straight line ; thorax square, flat, not nar- 

 rowed in front, sides deflexed; legs fitted 

 for running and leaping. 



