54 ARKIV FÖR ZOOLOGI. BAND 2. NIO 19. 



Leqs Jr. 1. 2. 3, dark brown. Femora very spinose 

 above. Tibia I with a single spine and tibia II with two 

 ones on anterior side, both tibise I and II with 3 pairs be- 

 neath. Metatarsi I and II with three pairs of spines be- 

 neath, and a single apical central spine beneath. Tibiae and 

 metatarsi III and IV with mimerous spines above and be- 

 low. Tarsal claws 3, superiors armed with 14 or 15 den- 

 ticles, inferior with three ones. Anterior tarsi and metatarsi 

 with a short scopula. 



Ahdomen elongate, tapering to the mamillae, dark brown 

 or nearly blackish, on the back with two lateral yellowish 

 bands convergent to ends of abdomen. In front a central 

 short longitudinal more or less distinct reddish stripe. The 

 venter is one-coloured paler brown. The integument clothed 

 with short black hairs. 



Vulva broad oval. Behind a central narrow carina, that 

 behind is laterally extended forming a >i^-shaped figure. On 

 each side of that a large but low lateral bulb. Conf. the 

 fig. 25. 



Measurements. 



Total length 18 mm. 



Length of cephalothorax 8 » 



Breadth » >> 6,2 » 



Length » abdomen 9,5 » 



Breadth » » 5,2 » 



Length » 1st leg 28 » 



» » 2d » 25 » 



» » 3d » 23,5 » 



» » 4th » 33 » 



A single adult and numerous young females from Tata- 

 renda in Bolivia. 



Fam. Lycosidae. 



Lycosa Latr. 



From South- America we know about fifty species of this 

 genus, of which however several are insufficiently described. 

 In the collection of Mr Nordenskiöld there are a large num- 



