J. H. Etnerton — New England Therididm. 51 



half of the tibia is dark colored. The tarsal hook is small and lies 

 partly in a holloAV in the edge of the tarsus. 

 Several places on Mt. Washington, N. H. 



Tmeticus concavus, new., 



Plate XVII, figure 3. 



Length, I'.j""". Abdomen gray. Cephalothorax l)rownish yellow 

 with black edges. Legs dull yellow. Male palpi small. Tarsal 

 hook half as long as the tarsus, with a hollow in the middle bounded 

 by two ridges, one near the base of the hook and the other parallel 

 to it just beyond the notch. The palpal organ has two 

 sharp black points and a curved soft appendage at the end. The 

 tarsus is much longer and thicker than the tibia. 



Maple swamp at Clarendon Hills, near Boston, in large numbers. 

 Pine swamp. New Haven, 



Tmeticus microtarsus, new. 



Plate XVII, figure 4. 



Length, 1-5""". Cephalothorax and legs dull grayish yellow. Ab- 

 domen gray. IMale palpi very small, the tarsus oval and the palpal 

 organ small and without any large projecting processes. The tarsal 

 hook is flat and fits close against the palpal organ. It has a short 

 hook at the end. The tibia is about half as long as tlie tarsus and at 

 the outer end nearly as wide as the tarsus. Its edge has no teeth or 

 large notches. 



Mt. Washington, IST. H., in moss, under the highest trees. 



Tmeticus truncatus, new. 



Plate XVII, figure 5. 



Length, about 2""". Cephalothorax and legs brownish yellow. 

 Abdomen light gray. Head wide just behind the eyes. Eyes small, 

 surrounded by black rings. The tibia of the male palpus is nearly 

 as long as the tarsus. It is widened at the distal end, and as seen 

 from above has a nearly straight front edge. On the outer side is a 

 deep notch. The tarsus is short and blunt at the end. 



Mt. Washington, in moss, under tJie highest trees. 



Tmeticus terrestris, new. 



Plate XVII, figure 6. 



Length, about l-5"'"\ Cephalothorax dark yellow-brown. Legs 

 and palpi same color but lighter. Abdomen gray. The mnle palpi 

 Trans. Conn. Acad., Vol. VI. 8 Oct., 1882. 



