1904.] NATURAL SCIENCES OF PHILADELPHIA. 275 



longer than broad, pointed behind. Metatarsus IV longer than the 

 patella and tibia combined. Leg IV to cephalothorax as 4.4 : 1. 

 Posterior spinnerets 1.5 times the length of the anterior. 9 palpal 

 claw with 5 teeth. The legs and upper surface of the l^ody are thickly 

 clothed with long, soft hairs. Tibia I with 3 ventral pairs of spmes. 



Pardosa tachypoda Thor. PI. XIX, fig. 26. 



Pardom tachypoda Thorell, 1872. 

 Pardosa montana Emerton, 1885. 

 Pirata procursus Montgomery, 1902. 



(1 ? from Mt. Washington, New Hampshire.) 



Eyes ( 9 ). — First row shorter than the second and nearer it than to 

 the clypeal margin, eyes adecfual, middle eyes distinctly lower. Eyes 

 of second row largest, about 1.6 their diameter apart. Length of 

 tlorsal eye area to cephalothorax as 1 : 4.2. Quadrilateral of the pos- 

 terior eyes broader than long. 



Form ( 9 ). — Cephalothorax highest at the posterior eyes, in front 

 decidedly less than one-half its greatest transverse diameter, sides 

 of the head rather oblique. Chelicera with 3 pairs of teeth, as long as 

 the width of the clypeus, rather strong. Sternum longer than broad, 

 pointed behind. Posterior spinnerets longer than the anterior. 

 Labium wider than long, rounded apically, not one-half the length of 

 the maxilla^. Third leg as long as the first ; metatarsus IV longer than 

 patella and tibia combined ; leg IV to cephalothorax as 4.4 : 1. 



Pardosa nigropalpis Emerton. 



Pardosa nigropalpis Emerton, 1885. 

 Pardosa nigropalpis Emerton, Stone, 1890. 

 Pardosa nigropalpis Emerton, Montgomery, 1902. 



(Numerous specimens from Pennsylvania, Massachusetts, New 

 Jersey and Austin, Texas.) 



Eyes. — First row shorter than the second, straight, nearer it than to 

 the margin of the clypeus, middle eyes slightly larger and nearer the 

 lateral eyes than to each other. Eyes of second row largest, 1.5 times 

 their diameter apart. Dorsal eye area one-fourth the length of the 

 cephalothorax. Quadrilateral of the posterior eyes broader than long. 



Form. — Cephalothorax highest at the posterior eyes, in front trun- 

 cated and less than one-half its greatest transverse diameter. Sides 

 of the head steep. Chelicera with 3 pairs of teeth, weak, nearly straight 

 anteriorly, shorter than the width of the clypeus and 1.3 times the 

 height of the head in front. Labium shorter than broad, rounded 

 apically, not one-half the length of the maxillae. Sternum longer than 

 broad, pointed behind. Posterior spinnerets fully 1.5 times the length 

 of the inferior. Length of leg IV to cephalothorax, c? 4.5 : 1, 9 5:1. 



