274 
Psyche 
[December 
Figure 5. Notorachis wolfforum , n.sp. Photograph of holotype (reverse), 
showing overlapping of wings and the general form of the body. 
eye and curves laterally. Its proximal segments are less than half 
as long as wide; the distal segments are relatively longer and are 
clad with fine prostrate setae. The preserved part of the antenna 
is surprisingly thin and delicate. 
The meso- and metathorax seem to form a compact unit, each of 
the segments being relatively short. Portions of two segments, prob- 
ably tibia and tarsus, of a weakly sclerotized fore leg, are preserved 
anterior to one of the pronotal lobes. The portion of the tibia is 
about three millimeters long and the tarsus nearly two millimeters. 
The tibia is armed with short spines directed distally, and the tarsus 
with setae. There is no reason to suppose that this leg was adapted 
for anything but slow walking. 
The abdomen is indicated by a series of faint, transverse depres- 
sions that mark the segmentation. It is preserved for a length of 
