320 ARANEIDAN FAUNA OF SANTA CRUZ, 



brown relieved by a curved row of three white spots; inferior 

 surface dark brown, clothed with hoary hairs. 



Genus Habrocestum, E. Simon. 

 22. Habrocestum peckhami, sp.nov. 



(Plate XXV., fig. 10.) 



C. Cephalothorax 2 mm. long, 1*5 mm. broad; abdomen 1-5 mm. 

 long, 1 -5 mm. broad. 



Cephalothorax convex, high, rather short, glossy, brown, clothed 

 with hoary hairs. Caput yellow, sloping forward, sparingly 

 clothed with long dark hairs, but thickly so with yellowish and 

 white pubescence. Clypeus sloping gently backwards, sides 

 sloping outwards, glossy, brown, furnished laterally with long 

 hoary hairs. 



Eyes: anterior row slightly curved, and of these the medians 

 are twice as large as their lateral neighbours; the pair comprising 

 the second row are minute, and are seated about midway between 

 anterior and posterior rows; the posterior eyes are equal in size 

 to the lateral eyes of the anterior row; anterior eyes surrounded 

 with yellowish hairs; quadrangle of eyes one-third wider than 

 long. 



Legs stout, yellowish with brown annulations, densely hairy, 

 and armed with strong spines. Relative lengths: 3, 4, 1, 2. 



Palpi short, similar in colour and armature to legs. 



Falces dark brown, apices yellowish, weak, short, vertical. 



Maxilhe broad, convex, apices rounded, yellowish. 



Labium broad, dark brown at base, apex round, yellowish. 



Sternum shield-shaped, yellowish, glossy, clothed with hoary 

 hairs. 



Abdomen, arched, rounded off in fi-ont, acuminate behind, 

 densely clothed with long, coarse hairs; the colour is black in 

 front, followed by a broad transverse band of yellowish-grey, then 

 a narrow, curved bar of yellow, succeeded by a broad transverse 

 bar of black and one of yellow; the curvature of each of the bars 

 described is directed backwards; the remainder of the surface to 



