CHAMBERLIN: THE ARACHNIDA. 205 
fem. tib.+pat. met. tar. total 
Leg I 12 mm. 15 mm. 9.5mm. 8mm. 44.5 mm. 
Leg II missing 
Leg WI 10 25 10 (jae 40.0 
Leg IV missing 
Length of spinnerets 12.2 mm. 
Locality — Huadquina, 5,000 feet, wet season. (Type M. C. Z. 
147, one female). 
Named for Minor C. Keith of New York. 
BRACHYTHELE INCURSUS, sp. nov. 
Plate 7, fig. 12. 
Integument of cephalothorax and legs brown, that of carapace 
and femora of legs above deeper in color; chelicerae above blackish 
brown. Integument of abdomen above dusky brown; below light 
brown. Spinnerets blackish. Hair of carapace and abdomen gold- 
en brown. Hair of sternum blackish. Fringe of chelicerae rufous. 
Eye-area less than twice as wide as long (57:30). Anterior row of 
eyes of same length as posterior. Anterior row straight. Anterior 
median eyes slightly more than their radius apart (6:5.5), nearer to 
the laterals; diameter but little more than half that of lateral eye 
(11:20). Posterior lateral eyes clearly smaller than the anterior 
laterals (ratio of diameters 3:4), lateral eyes nearly contiguous as 
usual. Posterior median eyes elliptic, about three fourths as wide 
as long, four fifths as long as the laterals. A line tangent to caudal 
edges of two posterior eyes of each side passes clearly caudad of 
anterior median eye of opposite side, (Plate 7, fig. 12). 
Labium wider than long in the ratio 9.5:6.8; distal margin a 
little ineurved. A row of low stout, rounded spinules across apical 
portion. 
Endites at proximal corner with the patch of spinules as usual. 
Thoracic fovea a little recurved. 
Sternum longer than wide. Hairs not dense, black, longer about 
margins. 
Paired claws of legs each with two rows of from six to eight teeth. 
Single claw smooth. Inthe stage of growth represented by the 
type the anterior tarsi are not densely scopulate and the metatarsi 
are scopulate only distally; the posterior tarsi are scopulate only 
