560 OPILIONES. 
6°. Femur iv. armed with one or more series of specialized 
denticles. 
a’. The series of denticles extending to the base of 
femur iv. 
a’. Femur iv. armed with an inner inferior series of about 
10-15 short denticles, which are not longer than the 
width of the segment, and also with an external 
series of 4 short denticles in the apical third or of 
12 short denticles in the basal two thirds. Size 
smaller, length 5 millim. 
a’. The inferior series of denticles sinuous. The ex- 
ternal series of about 12 denticles occupying the 
basal two thirds . .. . . soe 
6°. The inferior series of denticles straight. “The ex- 
ternal series of 4 denticles occupying the apical 
third . ee . 
6". Femur iv. armed with an outer inferior series of 
about 14 short coalescent denticles, which are not 
longer than the width of the segment, and also 
with a short inner inferior series of 5 separate 
denticles on the basal third. Size larger, length 
7 moillim. . 
b°. The series of denticles confined - to ‘the apical “half ; 
two series of 10-11 
b. Tarsus iv. with 9 segments . . 
B. Tarsus ui. with 8 segments. 
a’. Tarsus iv. with 8 segments. Femur iv. with a dorsal series, but 
without an external lateral series of denticles. The inferior 
series straight . . . . . . . . 
6°. Tarsus iv. with 9 segments. 
a’, Eyes nearer together; eye-tumulus not more than one-third 
longer, transversely, than broad. Femur iv. with a series of 
very fine denticles on each side in the apical third (or half) 
6°, Eyes wider apart; eye-tumulus at least twice, often three times, 
longer, transversely, than broad. Femur iv. with one or more 
series of long denticles, not confined to the apical third. 
. Femur iv. with three series of long denticles confined to the 
middle of the segment . Le . . 
6". Femur iv. with one or more series of long denticles not 
confined to the middle of the segment. 
a’, Femur iv. with a single inferior series of long denticles, 
and a dorsal irregular series of blunt tubercles . 
bY’, Femur iv. with two or three series of long denticles, the 
dorsal series also consisting of denticles. 
SINUOSUS, Sp. D. 
simplicipes, sp. n. 
subserialis, sp. n. 
cristatus, sp. 0. 
Cr ASSESCENS, SP. Ni. 
serratipes, sp. 0. 
triangularis, sp. 0. 
tricristatus, sp. n. 
clavipes, sp. n. 
