New South African Spiders. 117 



dark spots on the cephalic portion, the thoracic portion of the band 

 dilated anteriorly, narrower posteriorly. Anterior row of eyes con- 

 siderably procurved, the median eyes slightly larger ; second row 

 considerably wider than the anterior row (by nearly ^ an eye's 

 diameter on each side), the eyes rather large and about a diameter 

 apart ; dorsal eye-area subquadrate, the anterior width equalling the 

 length of the sides. 



Abdomen infuscated laterally above and provided with a large, 

 median, whitish area, which contains a narrow, median, black- 

 margined yellow stripe on anterior half of abdomen and several 

 median blackish markings in middle and posterior part of abdomen 

 (the hairs on upper surface mostly rubbed off) ; under surface 

 whitish. Vulva (pi. viii., fig. 9) a semicircular plate containing a 

 triangular fovea, the bottom of which is convexly elevated along the 

 middle. 



Sternum and legs coloured as in the preceding species. 



Chelicer(s reddish yellow, with oblique black band in front, the 

 .3 inferior teeth subequal. 



Total length 7^ mm. 



6. PTERARTORIA FISSIVITTATA n. sp. 



Type. 1 ? (No. 5798) found at Grahamstown in November, 1899, 

 by the Eev. J. A. O'Neil. 



? . Carapace with the median band rather narrow, the cephalic 

 portion of the band only slightly enlarged and provided with a fine 

 median dark line. Anterior row of eyes slightly procurved, the 

 median eyes small, only slightly larger than the laterals ; posterior 

 median eyes about a diameter apart ; dorsal eye-area about as wide 

 in front as long at the sides. 



Abdomen black, brown and gray at the sides, with strong, median, 

 percurrent yellow band above, which is wider in front and contains 

 a narrow, median, brownish yellow area bordered by 2 narrow black 

 lines above the heart ; under side pale yellowish, without stripes ; 

 the sides in the lower part pale yellowish, mottled with black. 

 Vulva (pi. viii., fig. 10) with a pair of curved grooves posteriorly 

 enclosing a short keel, which is dilated behind ; the sides of the 

 vulva with a reddish black, comma-shaped mark, the posterior end 

 of the comma being tubercularly raised. 



Legs. Tibia I with only 2 inner and 1-2 outer spines below 

 besides the apical pair ; metatarsus I with long basal spines, 

 scopulate at the sides for f or more of its length. 



11 



