TULLGREN, ARANE.5: FR. THE C4RAN CHACO. 65 



Male. — Of this species the collection contains several 

 males, of which a single one has the pubescence of abdomen 

 perfectly left. It shows a broad longitudinal silvery-gray 

 band on the back, on which there are two pairs of small 

 black spöts. In other parts: armature of cheliceres and legs. 

 the male is very similar to the female. Concerning the pedi- 

 palp conf. the fig. 30 b. 



Measurements. 



Total length :^1,ö mm. 



Length of cephalothorax .... 9 » 



Breadth >> > .... 6,.ö » 



Length > abdomen 12,.=) » 



Breadth >> » 7,5 » 



Length > 1st leg 25 » 



» » 2d » 24 » 



» » 3d » 23,5 » 



» » 4th » 30 » 



Numerous males and females from Tatarenda in Bolivia. 



L. proletaria n. sp. (Pl. 8, fig. 31). 



Female. — Cephalothorax dark brown with broad cen- 

 tral and lateral bands of yellowish gray colour. Central fur- 

 row long and fine. Cephalic and thoracic striae distinct. 

 Clypeus and front with grayish brown pubescence. 



Eyes. Anterior row slightly procurved with central eyes 

 larger and about their radius apart, distance from laterals 

 shorter. Distances from margin of clypeus and from posterior 

 central eyes equal in length and a trifle longer than their 

 diameter. Second row a little broader than first row and 

 eyes nearly thier diameter apart. Posterior lateral eyes smal- 

 ler than central ones and distance between them about 1 \2 

 the diameter of the former. 



Cheliceres blackish brown with orange-red pubescence. 

 Inner margin of fang-groove with three equal teeth, outer 

 margin with 3, of which the central one is much larger than 

 the laterals. 



Coxce of pedipalp and lahium dark brown with påle tips. 



Sternum yellowish brown with a t hick pubescence of 

 grayish hairs and blackish brist les. 



Arkiv för zooJogL Bd. 2. S.u 19. f) 



