Peckham—Revision of the Attidce of North America. 519 
on the clypeus seem to have been white. The abdomen is cov¬ 
ered with tawny gray, the white hair predominating, in spots, to 
form an angular spot behind the middle, a light band edged with 
white iu front of this and several chevrons behind. At the 
posterior end, on each side, are two white spots, the anterior one 
being the larger. The legs are brown, much clouded with black, 
covered with short white and red hairs. The palpi are brown 
with white hairs. 
This species comes from Mr. Pierce, Claremont, California. 
It is drawn as it appears under alcohol. 
SITTACUS PALUSTRIS: P. 1883. 
Plate XLIII, figs. 3—3c. Plate XLIV, fig. 4. 
1883. Attus palustris P., New or little known Attidas, p. 25. 
1888. Attus palustris P., Wis. Acad. Sciences, Arts and Letters, VII, 
N. A. Attidse, p. 43. 
1891. Attus sylvestris and Attus palustris E., Trans. Conn. Acad., 
VIII, New England Attidse, p. 29. 
Length, $ 4-5 mm., .2 5-6 mm. Legs, $ 1423, 2 4123. 
First pair but little stouter than the others. Spines, 8 2 tib. 
I 2-2 below and 1 or 2 anterior laterals, tib. II a pair below 
at distal end and 2 serially behind; met. I, II 2-2. 
In the male the cephalothorax is dark brown, reddish toward 
eyes; three white lines begin at the hind margin and run for¬ 
ward ; the middle one ends before reaching the front eyes, while 
the lateral lines pass outside the dorsal and inside the small 
eyes, and are connected by a white line which crosses above the 
first row. The median line is sometimes crossed, on the thor¬ 
acic part, by one or two transverse white lines, and there is a 
white line around the margin. The wide clypeus is covered 
with white or reddish hairs which grow long in the middle. The 
base and sides of the abdomen are gray or white, the dorsal 
marking being white on a darker ground. Just behind the mid¬ 
dle is a heavy, wide, white, angular, transverse mark, in front 
of which is a pair of large black spots, each with a white dot 
in the front half. Behind are several light semicircles on a dark 
