J. IT. Emerton — N'eio England Therididce. 47 



upper side of tlie tibia is also smaller and has less prominent corners 

 in hifrons. 



One male, from Mt. Washington, in moss, among the highest trees. 



Lophocarenum spiniferum (Camb.) 



Erigone spi7iifera Camb., Proc. Zool. Soc. London, 1875. 

 Plate XIII, figure 1. 



Lengtli 1'5""". Cephalothorax dark yellow-brown. Abdomen 

 dark gray, legs and palpi yellow or orange. All the colors light. 

 Cephalothorax nearly as wide as long. Head of male high in front. 

 The hump is small and folds forward just behind the eyes, forming a 

 crease across the head, at the ends of which are two round holes, 

 which do not extend into the head beyond the depth of the crease. 

 Fig. 1«. The male palpi have a large hook on the upper side of the 

 tibiae The tube of the palpal organ is long and stiff and extends 

 downward beyond the palpus, the length of the tarsal joint. 



This is near the English species, Neriene incisa Cambridge, Trans. 

 Linn. Soc, vol. xxvii, 1870. 



Under leaves in swamps, in Beverly and Salem, Mass., in winter, 

 and on fences on Boston common, in November. 



Lophocarenum montiferum, new. 



Plate XIII, figure 2. 



About 2'"'" long. Cephalothorax dark yellow-brown. Abdomen 

 dark gray. Legs orange-brown. The male has a hump half as large 

 as the rest of the cephalothorax, Figs. 2, 2a, containing large (cavities, 

 which open by holes on either side, as large as the eyes, and are con- 

 nected by a deep crease which rmis around the front of the hmnp. 

 The front middle eyes are near together in the middle of the head, in 

 front of the hump. The other eyes are in two groups at the extreme 

 corners of the head. In the female the back of the head is consider- 

 ably elevated, and the hind middle eyes farther apart than usual. Figs. 

 2c, 2d. The mandibles of the male are smaller than the female's and 

 are curved apart at the tips. The palpal organs have a tube curved 

 in a half -circle and supported at the end by a short sharp spine and a 

 long soft appendage. Fig. 2/. The tibia has a large blunt tooth and 

 a short sharp one above. 



In maple swamps, Brookline, Mass. ; and Salem, Mass., near the 

 floating bridge. 



