OF WASHINGTON. 97 
Mandibles unarmed; male palpi short and small; sternum triangular, 
very broad, pointed behind; abdomen rather short and broad, not flattened; 
legs moderately slender, without spines, tarsi i fully three-fourths of 
metatarsi i. 
Length 1.5 mm. 
One male from Olympia, Washington (Kincaid). 
Exechophysis nigriceps n. sp. 
Cephalothorax yellow, head black, clypeus lighter, dorsum of abdomen 
with a reddish shield, with black hairs, venter dark gray, sternum yellow - 
brown, darker on edges; femora, patellae and tibiae brownish, other joints 
yellowish, spinnerets pale. Head elevated and projecting forward, short 
stiff hairs on anterior part of elevation; posterior row of eyes nearly 
straight, anterior row a little procurved, the A. M. E. much smaller and 
closer together than the P. M. E. Hind legs much the longest, no spines 
above on tibiae, but some stiff bristles below on tibiae and metatarsi; 
sternum broad, triangular, projecting between the hind coxae on the 
venter near spinnerets is a curved transverse line which looks like a 
furrow. 
Length & 1.3 mm. 
One d 1 from a swamp near Ithaca, N. Y., in May. A 9 
from Sea Cliff, N. Y., which is possibly this species, has the 
eyes similar, the head elevated and swollen in front, there 
is no shield on the abdomen, the whole color paler, the head, 
however, is black, the legs white and more slender than in 
the d 1 . 
Exechophysis palustris n. sp. 
Cephalothorax yellow-brown, darker around head; abdomen blackish 
(a little discolored); palpi quite dark; legs bright yellow; venter dark 
gray; sternum yellow-brown, darker on edges; spinnerets pale. There 
is a hard shield covering the dorsum of abdomen; the head is much 
narrower and more pointed than in E. nigriceps; the palpi are quite 
different from that species, the tibial joint being greatly enlarged; other- 
wise it is very similar to E. nigriceps. 
Length 1.5 mm. 
Two males from Ellis Hollow Swamp, and Fall Creek, Ithaca, 
N. Y., in May. 
Linyphia bicolor n. sp. 
Cephalothorax reddish-yellow; eyes on one large black spot; legs 
reddish-yellow on basal part, brownish toward tips; mandibles reddish; 
sternum black; maxillae black on basal outer side, the inner apex yellowish ; 
abdomen black above and below; Cephalothorax broad behind, narrow 
in front; posterior eye-row barely recurved, P. M. E. one and one-half 
diameter apart, and two and one-half diameters from the equal P. S. E. ; 
A. M. E. projecting forward, more than diameter apart, and twice as 
