12 EDV. ELLINGSEN. 



the male has on the inner side, in addition to the usual small 

 teeth, some larger teeth in the middle; this being much less pro- 

 nounced in the females. 



Legs with long, pointed hairs; the femora of the two po- 

 sterior pairs moderately robust. The outer corner of the coxa 

 of the 1st pair with a very marked, pointed protuberance. Claws 

 simple. 



Length 3.2 mm. 



Measurements. Céphalothorax: long. 0.74; lat. 0.59. Man- 

 dibles: long. 0.46. Trochanter: long. 0.43, lat. 0.24. Femur: 

 long. 0.93; lat. 0.24. Tibia: long. 0.74; lat. 0.31. Hand: long. 

 0.64; lat. 0.43. Fingers: long. 1.00 mm. 



Localities. Yamanaka, March, 1905, 6 specimens; 1 o^, 5 

 2; Kanagawa, a very young specimen, in all probability belon- 

 ging to this species. 



Subgenus Obisium, s. s. 

 Ohisium pygmaeum, nov. sp. 



Four small eyes, two on each side, about V2 diameter from each 

 other, the anterior one about one diameter from the front margin. 



Colour. The whole animal a pale reddish brown, abdomen 

 above and below with round, whitish spots; the legs whitish. 



Céphalothorax about as long as it is broad, nearly parallel- 

 sided, a little narrower in front of the eyes; the front margin 

 shghtly convex, in the middle with a small, though distinct tooth; 

 the surface smooth and glossy with short, pointed hairs. 



Abdomen smooth and glossy with long, pointed hairs in 

 rows along the hinder margins with some longer ones intermixed 

 on the last somite. 



Palps as long as the body, rather robust, smooth and glossy, 

 except the hand, which is slightly granulated. The hairs of the 

 palps are pointed, those of the inner side a little longer than 

 those of the outer. — Trochanter with a short, robust, indistinct 



