Spiders of the Suh-Fam'dy Li/ssoniancR. 239 



LYSSOMANES BT-T^NIATUS N. Sp. 



Plate XI, figure 4. 



i . Length of cephalothorax 2.5 mm; of abdomen 4 mm. 



Legs 11.5, 9.4, 9, 8.8. Falces 1.5 mm. 



Cephalic and thoracic parts equally long. Quadrangle of eyes nearly one- 

 third wider than long. Eyes of first row about three times as large 

 as those of second row. Clypeus one- fifth as high as anterior 

 eyes. Falces horizontal, diverging, three times as long as face; fang 

 bent, as long as falx. On the front face of each falx, just above 

 tlie insertion of the fang, are seven or eight stout hairs which form 

 a triangle with the apex up. Maxillas rounded and a little en- 

 larged at their extremities. Labium as wide as long, one-half as 

 long as maxillaj, truncated. Legs 1,2,3,4. Femur of the first 

 nearly as long as femur with patella of the second. Metatarsus of 

 the first elongated, bent, with a fringe of hairs occupying distal 

 third. Palpus with femur elongabed, and patella plainly shorter 

 than tibia. Tibia with a row of stout hairs on upper and outer side 

 of distal half. 



Coloration (under alcohol): Upper surface of cephalothorax pale yel- 

 low with a dai-k line around lower margin, and a central longitudi- 

 nal dark hne on thoracic part. Upper surface of abdomen pale yel- 

 low with two parallel longitudinal brown bands throughout its 

 length, on which are three pairs of spots, formed by enlargements 

 of the bands. Falces pale yellow, with an oblique band of darker 

 reddish yellow arising at the proximal end, above, and passing down- 

 ward and inward to the inner side of the insertion of the fang. Legs 

 pale yellow witli dark bands at joints, brown spines, and black tips. 

 Paljius and entire under surface, light yellow. 



Habitat: Venezuela. (Caracas). 

 From the collection of M. Simon. 



LYSSOJklANES PLACIDUS N. Sp. 

 Plate XI, figure 5. 



$ . Length of cephalothorax 2.8 mm; of abdomen 4 mm. 



Legs 12, 9.3, 9, 8.8. 



Cephalic and thoracic parts equally long. Quadrangle of eyes one-third 

 wider than long. Eyes of first row uKjre than twice as large as those 

 of second. Clypeus nearly one-half as high as anterior eyes. Falces 

 weak, vertical, parallel, as long as face; fang weak. Maxillae trun- 

 cated and a little enlarged at their extremities, cut obliquely on their 

 inner edges. Labium longer than wide, rounded, slightly more than 

 one-half as long as maxillae. Legs 1,2,3,4; femur of the first 



