1899.] AND SPIDERS PROM TEOPTCAL WEST AFRICA. 875 



between medians and laterals ; eyes of anterior line with superior 

 edges on a level, the laterals nearly twice the diameter of the 

 medians, at all events much larger ; ocular quadrangle longer than 

 wide, parallel-sided, the anterior eyes considerably larger than the 

 posterior and closer together. 



Mandibles weakly geniculate basally ; inferior edge with 4 teeth 

 behind, 2 in front. 



Legs 2, 1, 3 and 4 ; 2nd excelling 1st by length of its tarsus ; 

 spine-armature as in T. occidentalis, but with anterior spine on all 

 the patellae and a posterior on all the patellae but that of 4th leg. 



Vidva as in occidentalis, consisting of an anterior central depres- 

 sion followed by a pair of subcircular lobes separated in the middle 

 line by a median groove (Plate LVIII. fig. SOd). 



S . Resembling $ , but less vividly coloured and with longer legs ; 

 carapace equal to length of tibia of 3rd leg ; palpal organ as in figure 

 (Plate LVIII. figs. 306-30c); the tibia with a pair of strong sub- 

 equal external spurs. 



Measurements in millimetres. — 5 . Total length 18 ; length of 

 carapace 8, of 2nd leg 36, 4th leg 28. 



S . Total length 16*5 ; length of carapace 8, of 2nd leg 42, of 

 4th leg 33. 



Loc. Benito River ((?. L. Bates). 



This species and the foregoing may be at once distinguished as 

 follows : — 



a. Larger, up to 30 mm. or over ; anterior median eyes 

 scarcely smaller than anterior laterals ; sternum black ; 

 coxffi of 1st and 2nd legs deep blackish brown ; femora 

 with exception of the 1st, which has a black basal 

 spot, yellowish red beneath occidentalis Sim. 



h. Smaller, barely 20 mm. in length ; anterior median eyes 

 much smaller than anterior laterals ; sternum testa- 

 ceous ; coxas of 1st and 2nd legs infuscate only in 

 front ; femora of legs, especially of 1st and 2nd pairs, 

 ashy black beneath variata, sp. n. 



Greuus Eemmius Simon. 



Remmius tultuosus Simon. 



Remmius vultuosus, Simon, Ann. Soc. Ent. Prance, 1896, p. 484. 



Loc. Benito River (G. L.Bates). 



? Remmius vulpinus Simon. 



Remmius vulpinus, Simon, Ann. Soc. Ent. France, 1896, p. 485. 



Loc. Beuito River {G. L. Bates). 



A single immature female doubtfully referred to this species. 



Genus Spabassus Latr. 



Spaeassus BEJfiTENSis, sp. n. (Plate LVI. figs. 12, 12 a & 

 Plate LVIII. fig. 27.) 



5 . Colour of carapace a uniform ochre-yellow, clothed with 



