1948] Bryant — Spiders f rom Mexico 67 
form a straight line, a.m.e. separated by little more than 
a line, and from a.l.e. by about a diameter of a.l.e., a.l.e. 
about a radius of a.m.e., second row of eyes one-third 
nearer anterior row than to dorsal eyes, p.l.e. not on the 
extreme margin of the carapace and subequahwith a.l.e. ; 
quadrangle slightly wider behind than in front; clypeus 
about wanting below a.m.e. ; mandibles paler than cepha- 
lothorax, slightly divergent, basal third covered with 
long white hairs, oidy slightly narrower at the base than 
at the fang, fang groove with a blunt cusp on the upper 
margin, lower margin with a small sharp tooth opposite 
the cusp on the upper margin, fang a little longer than the 
groove ; labium dark brown, longer than wide, tip rebor- 
dered; maxillce brown, not twice as long as labium, upper 
outer angle produced in a slight lobe ; sternum brown, 
longer than wide ; abdomen oval, dorsum flat, a dark 
brown with wide lateral stripes of white hairs that do 
not meet at the base but join above the spinnerets, ven- 
ter a paler brown; legs, 1-4-2-3, dark brown, I pair 
slightly enlarged, I femur with a retrolateral fringe of 
short white hairs, scattered white scales on tibia, other 
legs brown, with a few white hairs, spines, I pair, femur 
prolateral, 1, patella, 0, tibia, ventral, 2-2-2, all shorter 
than the diameter of the joint, the prolateral row extends 
to the middle of the joint, metatarsus, ventral, 2-2, II 
pair, spines the same as on I pair but smaller, few spines 
in III and IV pairs, no dorsal basal spine on III and IV 
tibiae; palpus about as long as cephalo thorax, femur slen- 
der, patella and tibia subequal, cymbium small and slen- 
der almost three times as long as as wide, tibial apophy- 
sis a slender straight spur, not as long as the diameter 
of the joint and parallel to the cymbium, bulb only 
slightly prolonged onto the tibia, embolus at the tip, a 
straight stout spur, abruptly narrowed near the tip. 
Female. Length, 6.4 mm., ceph. 2.6 mm. long, 2.1 mm. 
wide, abd. 4.0 mm. long, 2.5 mm. wide. 
Ceph alo thorax chestnut-brown, with scattered white 
hairs, no wide white marginal stripe as in the male and 
the sides not rounded, recurved shallow depression pos- 
terior to the dorsal eyes with the thoracic groove as in 
