346 Dr. Mello-Leitio on some 
two large triangular white spots, bordered with black ; stig- 
matic segment and cox olive-yellow, with black granules ; 
apical outer spur of coxa iv. black. Legs 1. to 11., pedi- 
palps, and chelicerve light yellow; femur iv. chestnut. 
Hab. Pogo Grande (Ss. Paulo). 
Type in the 8. Paulo Museum, 
Genus LIARTHRODES, nov. 
Kye-turret closer to anterior margin of cephalothorax 
than to transverse groove 1., with two close low tubercles. 
Cephalothorax narrow ; lateral margins of the abdominal 
dorsal scutum very wide as far as groove i1., and forming 
with the under border two prominent angles. Dorsal scutum 
with four transverse grooves, i. and ii. united by a longi- 
tudinal one. Fields i. to iv. and free dorsal abdominal 
segments armed, without tubercles or spines. Coxze i. to i. 
narrow, slender, and parallel; coxa iv. wide, longer and 
stouter than the others together. Chelicerz short, normal 
in both sexes. Pedipalps as long as body ; femur with an 
apical inner spine, its underside “unarmed, Legs long er 
slender, with right femur. Basal segments of legs iv., 
male, with spines and spurs. Tarsi i. to iv. with more than 
six joints; basal joints of tarsus 1. not widened in male; 
tarsi iil. and iv. without scopula, with pseudonychium and 
two dentated claws. 
Type. 
Liarthrodes tetramaculatus, sp. n. 
3d .—8 mm. 
Anterior margin of cephalothorax with two stout median 
tubercles. Cephalothorax narrow and smooth. Eye-turret 
low, a little closer to anterior margin than to transverse 
groove 1., with two small close tubercles. Abdominal dorsal] 
scutum with four transverse grooves, i. and ii. united by a 
longitudinal groove. Fields i. to iv. and free dorsal seg- 
ments i. to ili. unarmed, each with a transverse row of 
granules ; marginal fields with a row of small granules. 
Underside smooth, Outer apical spur of coxa iv. directed 
downwards and sidewards, curved in a wide spiral, 'Tarsi i. 
to iv. with more than six segments. Pedipalps as long as 
body ; femur with an inner apical spine ; underside 
unarmed. 
Cephalothorax dark brown, with a narrow long whitish 
spot on each side; fields i. and ii. of the abdominal dorsal 
scutum with a small white spot at their posterior corners ; 
field 11. blackish; field iv. and dorsal free segments dark 
