52 



PROCEEDINGS OF THE ACADEMY OF 



[1892. 



Pachygnatha xanthostoma Keys. 

 Rare, one specimen. 



Uloboringe. 



TJloborus plumipes Lucas. 



Rare, Six Mile Creek, Fall Creek, Aug. 

 Hyptiotes cavatus Ilentz. 



Very common. 



THOMISIDJE. 

 Thomisinse. 



Xysticus stomachosus Keys. Plate III, fig. 1. 

 Several specimens. 



Xysticus feroculus Keys. Plate Til, figs. 3 and 3a. 



A few specimens, not common. 

 Xysticus distinctus, nov. sp. Plate III, fig. 89. 



Total length 9 6-7mm. 



Length of cephalothoras 8' mm. breadth 2'9mm. 



Length of sternum TSmm. breadth .9mm. 



Length of femur I 3* mm. tibia I 2* ram. 



Length of femur IV 2" mm. tibia IV 1.6mm. 



Distance between epigynum and spinnerets l"5nim. 



Cephalothorax a light reddish-brown on sides, growing darker 

 and containing a large triangular light spot behind, upper edge 

 straight ; above a broad light stripe, with a median double line ter- 

 minated behind by a black triangle ; in front each side of this line 

 a little tinged with brown; eyes black; clypeus white; mandibles 

 light; legs pale, above mottled with brownish and a few black spots 

 and with a white line on front pairs, hind legs more distinctly ringed 

 with black at tip of femur, tip of patella, and base and tip of 

 tibia ; under side of coxse with a few brown linear markings ; sternum 

 light with a dark border, interrupted in front, the field with many 

 dark dots; mouth-parts bi'ownish, abdomen above light brown, 

 white near the apex ; near base a few black spots ; near apex a 

 black blotch each side connected by a black line ; in front of these 

 two narrow transverse black bands, broadly interrupted in the 

 middle ; in front of each black band a narrow light band ; venter 

 brown mottled with blackish ; epigynum yellow. The M. E. equal 

 and equally far apart, the lower nearer the lower S. E. than to each 

 other ; M. E. form a quadrangle broader than high. Two rows of 



