1899.] AXB SPIDERS TROM TROPICAL WEST AFRICA. 877 



Measurements in millimetres.- — Total length 13 ; length of carapace 

 6, width 4-8 ; leugtli of 1st leg 33, of 2nd 34, of 3rd 22-5, of 4th 

 28 ; patella and tibia of 1st 12-5, tibia of 3rd 6. 



Loc. Benito Elver (G^. L. Bates). 



Sparassus batesi, sp. n. (Plate LVIII. fig. 29.) 



2 . Colour. Carapace, sternum, palpi, and legs flayous, less darkly 

 coloured distally, with blackish-grey scopulae ou the pi'otarsi and 

 tarsi ; tarsus of palp also with blackish-grey scopulae ; mandibles 

 black ; abdomen golden yellow, intermixed with brown, with 

 transverse darker stripes passing outwards from the middle line ; 

 sides of abdomen golden yellow, indistinctly mottled ; lower side 

 of abdomen yellow. 



Carapace high, about as long as broad ; cephalic region strongly 

 convex from side to side and from behind forwards ; width of head 

 almost equal to its length measured from the anterior end of the 

 fovea ; eyes more widely spaced than in S. benitensis ; the ocular 

 quadrangle distinctly narrowed in front. 



Mandibles with 4 teeth behind and 2 in front. 



Lecfs as in the preceding species, but without patellar spines and 

 with only two pairs of spines on lower side of tibia. 



Vulva as in fig. 29, Plate LVIII. 



Measurements in millimetres. — Total length 14 ; length of carapace 

 6, width 0-9 ; width of head 4 ; length of 1st leg 26, of 2nd 28, of 

 3rd 19-5, of 4th 23. 



Loc. Benito Eiver {O. L. Bates). 



Sparassus trieurcatus, sp. n. (Plate LVIII. fig. 28.) 



S . Colour. Integument pale olive-yellow, clothed with hairs of 

 a golden-yellow hue ; mandibles pale ; tarsus of palp infuscate. 



Carapace high, convexly rounded, a little longer than broad, its 

 length nearly e(iual to tibia of 3rd leg and to half the patella and 

 tibia of the 1st. Eyes of posterior line very slightly recurved, sub- 

 equal, subequally spaced, the medians a little less than two diameters 

 apart ; eyes of anterior line straight by their centres, medians 

 larger than laterals, half a diameter apart and a little more than 

 that from the laterals. 



Legs 2, 1, 4, 3; 2ud surpassing 1st by a little more than its 

 tarsus, 3rd barely surpassing tibia of 2nd and not reaching tip 

 of protarsus of 4th ; 2nd leg only a little more than five times as 

 long as the carapace, the 4th rather more than four times; patellae 

 of 1st, 2nd, and 4th with an anterior spine ; no apical spines on 

 under side of tibiae. 



Palp with tibia a Uttle longer than patella, both without spines ; 

 tibial apophysis consisting of 3 strong teeth, the upper the thickest, 

 obliquely truncate apically, and ending in a sharp point, the 

 inferior shorter and thinner than the rest ; tarsus elongate oval, 

 about as long as patella + tibia taken together. 



Measurements in millimetres.- — Total length 13; length of cai'apace 

 Proc. Zool. Soc— 1899, No. LVII.. 57 



