rr $ -! 



eonsiderably longer than cephalothorax, witli a distinct, but short 

 concavi tj- on the inner side near the base, nearly equal in width, only 

 a little enlargened, especially on the outer side, next to the extremity. 

 Tibia in the shape of an oblique chalice, ou the upper surface with 

 a fine, dark stripe. Hand on the iuner-lower side somewhat widened 

 at a little distance from the stalk, the base, in general, being roundish, 

 the inner and outer sides nearly straight or very slightly convex, 

 oblique^ attenuating towards the fìngers. These are much longer 

 than the hand, very stender, seen from above quite straight, but looked 

 at laterally, the moveable finger is slightly convex and the fixed finger 

 slightly curved like a • — -, bothofthem strongly curved towards each 

 other in the extremity; the fixed finger may sometimes be a little 

 longer than the moveable one; the fixed finger has on the inner margin 

 a row of teeth, separated from each other, acute, obliquely triangular, 

 decreasing in height and regularity towards the base; the teeth of 

 the moveable finger are much lower, more oblique, more inclining 

 backwards and gradually vanishing in the basai half. 



Mandibles above distinctl.y shagreened (nearly granulated), the 

 moveable finger a little shorter than the trunk, with a conspicuous 

 tooth at the rounding of the point. 



Legs with numerous, pointed hairs. The femora of the two po- 

 sterior pairs of legs very broad. Claws simple. 



Length 2,3 mm. 



Measurements: cephalothorax: long. 0,G4; lai in front 0,61, behind 

 0,48. Mandibles: 0,64. Femur: long. 1,01; lat. 0,19. Tibia: long. 0,40; 

 lat. 0,22. Hand: long. 0,51; lat. 0,32. Fingers: long. 1,04 mm. 



Italy: Colle delle Finestre 28 specimens ; Boves 8 specimens (Dr. 

 A. Borelli). 



Chthonius Itayl L. Koch. 



Italy: Colle delle Finestre 1 specimen (Dr. A. Borelli); Bari 1 spe- 

 cimen (Dr. Cognetti). 



€li ritoni un tei raeltclatUM Preysslor. 



Italy : San Sebastiano near Tortona 1 specimen, taken in a cave 

 (Mr. della Beffa). 



