234 Wisconsin Academy of Sciences, Arts and Letters. 



LYSSOMANES JEMINEUS N. Sp. 



Plate XI, figure 9. Plate XII, figure 14. 



S . Length of cephalothorax 2.5 mm; of abdomen 5 mm. 



Legs 16.3, 13, 11.4, 11.8. Falces 3 mm. 



? . Length of cephalothorax 3 mm; of abdoman 5 mm. (Legs too badly 

 broken to be measured.) 



Cephalic part not quite so long as thoracic. Qaadrangle of eyes about one- 

 fifth wider than long. Eyes of first row three times as large as those 

 of second. Second row slightly narrower than first. Clypeus nearly 

 one-third as high as anterior eyes. Falces ( o ) stout, horizontal, 

 three times as long as face, diverging; fang as long as falx, with a 

 double curve; (?) stout, nearly vertical, about twice as long as face, 

 bulging in front, nearly parallel; fang short. Maxillae blunt, and a 

 little enlarged at their extremities. Labium longer than wide, a lit- 

 tle more than one-half as long as maxillge, widest in the middle. Legs 

 1, 2, 4, 3; ( ^ ) femur, tibia and metatarsus of the first aU much elon- 

 gated, metatarsus curved; a wide fringe of hairs on each side of tibia 

 and metatarsus of the fii'st,less marked on tibia of the second, and 

 much less on metatarsus of the second; (?) metatarsus of the first 

 long, curved, without hairs, but with longer and stouter spines than S . 

 ( $ ) Palpus with femur as long as falx; patella but little shorter than 

 tibia; patella and tibia two thirds as long as tarsus; a bunch of hairs 

 on outer side of distal half of tibia; two sjpines at distal end of femur 

 and one at extremity of patella. 



Coloration (under alcohol): Cephalothorax, reddish yellow; cephalic 

 part with a band of yellowish white hairs on each side below the 

 eyes; a large bright red spot behind the eyes of the fourth row wliich 

 extends forward between them; and a red spot on the outer side of 

 each anterior eye; eyes of third row surrounded by reddish hairs. 

 Thoracic part with a dark brown central longitudinal band extend- 

 ing from just behind fourth row of eyes to posterior margin. Falces 

 reddish yellow. Mouth parts, sternum and coxae pale yellow; abdo- 

 men above, mottled brown; sides pale yellow; venter with dark brown, 

 median, longitudinal band. Legs pale yellow or light brown; {$) 

 black fringes of hair on tibiae and metatarsi of the fu'st and second. 

 {$) Palpus pale yellow excepting tibia and tarsus which are brown. 



Habitat: South America. 



From the collection of M. Simon. 



The male of this species is easily distinguished by its elongated falces, 



and by the double fringes of hair on the first and second pairs of legs. 



