1905. 



SOUTH AUSTRALIAJT SPIDERS. 



587 



is stiuight, the median larger than the laterals, all equidistant, 

 less than half the diameter of the median fi'om one another. From 

 the second row to front median equals the diameter of the front 

 laterals. The eyes of the second row are rather more than half 

 their diameter apart, which is twice that of the front median ; 

 they are three diameters away from the rear row. 



On the lower margin of the falx- sheath are three large teeth. 



The mandibles are longer than the front of the cephalothorax. 



The liji is as broad as long and half the length of the inaxillce. 



The sternum is a broad oval, ^jointed ^posteriorly and thickly 

 covered with coarse hair. The coxce have only short fine hairs 

 lightly spread. 



Text-fio'. 



Lycosa arenaris. 

 a, eyes from front ; b, epigyne. 



The abdomen is oval, rather pointed posteriorly. The epigyne 

 of the female broader than long, with a nai'row middle ridge and 

 the basal part curling round outside the horseshoe-shaped middle. 



The legs are rather fine. There aro two spines aboA^e on tibiee iii. 

 and iv., none on the first or second pairs. On the under side the 

 spines are long and stout. 



The tibial joint of the palpi is longer than the patella. 



Measiti'ements in millimetres. 



Lons 



Cephalothorax . . . 



Abdomen 



Mandibles 



Coxa. 



Legs 1. 2| 



2. 2 



3. 2 



4. 21 

 Palpi II 



6 



7A 

 3~ 



Tv. 



Broad. 





& fern. 

 5 

 U 



a" 



3 



in front. 



Pat. & 

 tib. 



21- 



Metat. 

 & tars. 



5 



5 



1| 



18 



16i 



16| 



22| 



