Spiders of the Sub Family Lijssomancp. 233 



Sub-Gentjs Jelskia. 

 A. Quadrangle of eyes as long as wide, or barely wider than long. 



MALES. 



( Tarsus of palpus five times as long as tibia tenuis. 



■L\ (Brazil). 



( Tarsus of paJpus only twice as long as tibia 2 



fFalces very long (3 mm) ; fang as long as f alx Jemineus. 



(South America). 

 Falces short; fang plainly shorter than falx nigropictus. 



(Amazon). 



FEMALES. 



r Metatarsus of the first elongated and bent jemineus. 



„ I (South America). 



(South America). 



'"I Metatarsus of the first neither elongated nor bent '_ parallelus. 



LYSSOItlANES TENUIS N. Sp. 



Plate XI, figure 8. 

 i . Length of cephalothorax 2 mm; of abdomen 3.9. 

 Legs 13, 9, 8, 10. 



Cephalic part as long as thoracic. Quadrangle of eyes as long as wide. 

 Eyes of first row twice as large as those of second. -Second row nar- 

 rower than first. Clypeus one-fifth as high as anterior eyes. Falces 

 nearly horizontal, diverging, a little longer than face; fang as long as 

 falx. Maxillte rounded and shghtly enlarged at their extremities, 

 excavated for the labium. Labium as wide as long, one-half as long 



as maxillae, narrowing at base, blunt at extremity. Legs 1, 4, 3, 3; 

 femiu- of the first longer than femur with i^atella of the second; fe- 

 mur, tibia and metatarsus of tlie first, much elongated. Legs all 

 slender. Spines growing gradually weaker from first to fourth, be- 

 ing scarcely more than hairs on tibia and metatarsus of the fourth. 

 Palpus with patella and tibia more than two-thirds as long as tarsus." 

 Spines on palpus as follows: femur, two spines at distal end, one just 

 behind these, and a fourth in the middle; patella, one long spine at dis- 

 tal end; tibia, one in the middle and one at distal end; tarsus, two 

 spines, or long hairs, on doi'sum of enlarged part, one placed be- 

 hind the other. 



Coloration (dry): Upper surface of caphalothorax, clypeus and abdomen 

 black with thin, white haix-s, the abdomen having a faintly indicated 

 transverse band of a lighter shade behind the middle. Falces and 

 palpi dark brown. Sternum, coxfe and mouthparts, light brown. 

 Legs light reddish brown, with brown spines and black tips. 



Habitat: South America (near Rio Janiero.) 

 From the collection of M. Simon. 

 See remarks under Jelskia velox. 



