Neiv South African Spiders. 85 



a. Metatarsus of fourth leg without infero-posterior apical tuft of setss or spines 



Species from Natal. 



b. Metatarsus of fourth leg with an infero-posterior apical tuft of setss or spines 



Species from Orange Eiver Colony and Cape Colony, 



'. Metatarsus of third leg with a group of apical spines below. 



a 2 . Metatarsus of fourth leg with the apical tuft composed of 4-5 subequal 

 setiform spines regularly arranged in a transverse row and with 3-5' 

 irregularly arranged other spines on the outer side of the tuft. King- 

 wilhamstown * ,S'. insctilptiis Poc. 



h*. Metatarsus of fourth leg with the apical tuft composed of a single, large 

 stout spine, which is usually flanked on one or both sides by 1-3 much 

 slenderer spines or spiniform setae. Hanover . . S. uiiispinosus Pure. 



//'. Metatarsus of third leg without group of apical spines below. 



3. Ocular area very wide, its width behind equal to the length of the meta- 

 tarsus together with J or more of the tarsus of first leg and slightly less- 

 than or subequal to the length of the metatarsus of fourth leg ; posterior 

 row of eyes strongly recurved. 



a 4 . Patella of third leg with a number of slenderer dorsal spines at apex 

 in addition to the stout ones along the anterior surface. Hanover 



S. schreineri Pure, 



M. Patella of third leg without any slenderer dorsal spines at apex. 

 Clanwilliam S'. leipoldti Pure. 



3 . Ocular area narrower, its width behind less than or only slightly exceeding 

 the length of the metatarsus of first leg and about -i of the length of 

 the metatarsus of fourth leg. 



a=. Basal patch of spinules on upper side of metatarsus I long, extend- 

 ing over at least ^ of the dorsal length of the segment. 



a 6 . Tibia of first leg shorter than the metatarsus ; posterior median 

 eyes small, distant more than ^ their own diameter from the 

 posterior lateral eyes. 



a?. Basal patch of spinules on metatarsus II not longer than the 

 distal dorsal patch on tibia II ; distal patch on tibia I occupy- 

 ing -J of the length of the segment ; basal patch on meta- 

 tarsus I occupying less than J the length of the segment ; 

 posterior lateral eyes about Ijr-lf times as long as the medians- 

 and separated from them by a little more than a diameter of 

 the latter. Graaff Beinet f S. piilpiger Poc. 



W . Basal patch of spinules on metatarsus II distinctly longer 

 than the distal patch on the tibia (generally twice as long or 

 more). 



1 ? from Kingwilliamstown (F. A. Pym). 

 t 1 ? from Graaff Eeinet. 



9 



