— 6197 — 
of the 1* and 224 Jess also with an anterior and posterior basal spine; of the 3:4 with 
2 anterior and 1 posterior spine, of the 4% with 3 anterior and 3 posterior spines; 
tarsi unspined; tarsi and protarsi of 1* and 222 scopulate to the base, with a small scopula 
also on the posterior side of the base of the tibia; tibiae of 3 X and 4" scarcely scopulate, 
tarsi and protarsi less thickly scopulate than the others, on the 4% the scopular hairs are 
practically absent from the middle of the segments though persisting at the sides. 
Abdomen considerably wider than long, wider behind than in front. 
Vulva consisting of a horny plate which posteriorly rises into three elevations, the 
median of which is broad in front and narrow behind where it passes in between the other two. 
Measurements in millimetres. Total length 13.5, length of carapace 6, width 
5.9, length of abdomen 7.5, width 5.2, length of 1“ leg 23, of 2=1 26, of 3:1 20.5, of 4% 20. 
Loc. Baram River (Borneo). A single female example. 
Oliophthalmus planiceps sp. n. 
Pl. XXVL, fig. 24. 
Olosely allied to the preceding species. 
Colour paler, more chestnut, the legs more distinetly annulate. 
Carapace flatter, its length distinetly excelling that of the tibia of the 1° leg and 
rather more than one quarter of the length of the 2=4 Jeg. 
Legs distinetly shorter than in murinus (Compare measurements); the spine-arma- 
ture the same except that the median basal spine of the upper side of the femur is absent. 
Vulva different from that of murinus, consisting of a right and left semieircular plate 
in contact in the middle line along their convex edges. 
Measurements in millimetres. Total length 12.5, length of carapace 5.5, 
width 5.5, length of 1% leg 19, of 2=4 20, of 3= 17.5, of 4® 17.2. 
Loc. Batjan. A single female example. 
Oliophthalmus spinipes Sp. n. 
I, SONNE, ne, 22, 2, 10, € 
@. Colour of integument as in planiceps. Carapace clothed laterally and mesially on 
the cephalic area with yellowish white hairs, a band of brown hairs running posteriorly and 
inwardly from the posterior lateral eye and meeting its fellow of the opposite side on each 
78% 
