Superfamily Argiopoidea 



HH. Lobes of the stridulating organ of the 

 abdomen, when present, of moderate 

 length. 

 I. Abdomen dark brown with two white 

 spots across the middle. P. 362. 



Asagena 

 II. Abdomen not marked as in Asagena. 

 J. Labium long and pointed, more than 

 half as long as the endites. P. 361. 



Teutana 

 JJ. Labium transverse, not more than 

 half as long as the endites. 

 K. Endites nearly straight and parallel 

 or slightly convergent. 

 L. Larger species, males measuring at 

 least one sixth inch and femaies 

 one fourth inch in length. 

 M. Lower margin of the furrow of 

 the chelicerae conspicuously 

 toothed; abdomen moderately 

 high in front. P. 364. 



Enoplognatha 



MM. Lower margin of the furrow of 



the chelicerae with a very small 



tooth or with none; abdomen 



very high in front. P. 344. 



Theridion 

 LL. Smaller species. 



M. Males only; tibia of palpus enor- 

 mously developed. P. 354. 

 Theridula 

 MM. Females, and those males in 

 which the tibia of the palpus 

 is not enormously developed. 

 P. 344. Theridion 



KK. Endites curved and strongly con- 

 vergent at the tip. 

 L. Abdomen wider than long with a 

 hump on each side in the middle 

 of its length. P. 354. Theridula 



335 



