478 ARANEIDEA. 
The species known to me may be distinguished as follows :— 
Males. 
A. Femur iv. without a spinule at the base on the inner side. 
a. Coxa iv. without a sharp conical spur. 
a’. Embolus at apex of palpal bulb quite short, broad, and slightly 
curved. Bulb with a small, broad, hook-like process on the 
outer side beneath 
6’. Embolus of palpal bulb long, slender, circularly curved. 
a’. Embolus much longer, basally taking a large circular curve, 
apically sinuous. Conductor with a long, slender, cylin- 
drical, curved spur . ee eee 
b°. Embolus shorter, forming a semicircular or almost circular 
curve throughout its length. Conductor without a long 
spur . wee wh el 
6. Coxa iv. with a sharp conical spur, besides some smaller tubercles. 
B. Femur iv. with a black spinule articulated at the base beneath . 
Females. 
A. Central posterior eyes, including the black eye-spots, not con- 
spicuously larger than the lateral posteriors, and one to two 
diameters from them. 
a. Size larger. Central posterior eyes two diameters from the 
lateral posteriors. See also figure of the vulva . . 
b. Size smaller. Central posterior eyes only one diameter from the 
lateral posteriors. 
a’. Vulva with a conspicuous tongue-like process springing from 
beneath the upper margin of the vulval sclerite, which is 
deeply emarginate in the middle ; . 
b. Vulva with a broad, semicircular, tongue-like process springing 
from the upper margin of the vulval sclerite itself, not from 
beneath it a 
B. Central posterior eyes, including the black eye-spots, very much 
larger than the lateral posteriors and only one-fourth of a diameter 
or less from them. 
a’. Vulval sclerite, seen in profile, not conspicuously produced. 
a’. Vulval sclerite, seen from above, deeply emarginate in the 
middle in the form of a large semicircle . . 
b°. Vulval sclerite, seen from above, not emarginate in the middle, 
but produced into a small pointed projection . soe 
b*. Vulval sclerite, seen in profile, conspicuously produced ; its apex 
furnished with a pair of quadrate plates separated by a narrow 
groove . 
bimaculata, O. P.-Cambr. 
calcarifera, sp. 0D. 
picta, O. P.-Cambr. 
mobilis, O. P.-Cambr. 
spinula, sp. n. 
bimaculata. 
passiva, O. P.-Cambr. 
mobilis. 
trilineata, O. P.-Cambr. 
calcarifera. 
picta. 
