318 ARANEIDAN FAUNA OF SANTA CRUZ, 



C ephalothorax long, narrow, moderately high, sides parallel, 

 furnished with a few rather long white hairs, and thickly set 

 with short iridescent scale-like hairs. Cajmt flat, slightly sloping 

 forward, rather thickly set with iridescent scale-like hairs. 

 Clypeus has the anterior half sloping gently and the posterior 

 half precipitately; colour black, clothed with iridescent scale-like 

 hairs. Marginal hand fairly broad and clothed like the fore- 

 going. 



Eye)i: anterior row moderately curved, and of these the median 

 pair are much longer than their lateral neighbours; the pair com- 

 prising the second row are minute, and are seated slightly nearer 

 to the posterior than to the anterior row; the posterior eyes are 

 equal in size to the lateral eyes of the anterior row, they are 

 widely separated and are seated well back on the lateral angles 

 of the cephalic segment; anterior eyes surrounded with iridescent 

 hairs; quadrangle about one-third wider than long. 



Legs short, slender, the first and fourth pairs much the dai'kest, 

 the second and third yellowish; each is clothed with long, fine 

 hairs and armed with slender spines. Relative lengths: 1, -4, 2, 3. 



Palpi short, yellowish, genital bulb broad. 



Falces rather long, arched, yellowish, apices slightly divergent. 



Maxillcfi short, divergent, apices rounded, black, broadly mar- 

 gined with yellow at inner and outer margins and tips. 



Labium short, truncated, black at base, yellowish at apex. 



Sternum shield-shaped, longer than broad, black, clothed with 

 hoary hairs. 



Abdomen oblong, arched, dark brown, nearly black, clothed in 

 parts with iridescent scale-like hairs, and surrounded with a 

 rather broad band of white scale-like hairs; there are also a few 

 of the latter scattered over the upper surface; just above the 

 spinnerets there is a transverse bar of silvery scales, and a little 

 above this again two other slightly curved transverse bars of con- 

 colorous scales, the curvature directed forwards; inferior surface 

 is also very dark brown, thinly clothed with white pubescence; 

 laterally there are large patches of ashy-coloured scales, and 



