200 THE ZOOLOGIST. 
Stenorhynchus rostratus, Linn. 
This species answers well to the generic character of the 
carapace, having it acutely triangular, with rounded lower angles 
and a short, stout rostrum. Its surface is rounded and spinous, 
three of the principal spines being in the form of a triangle, with 
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Fig. 1a. Portion of under side of male S. rostratus, three times magnified, 
showing pedipalps, epistome, rostrum, and antenne. Fig. 1b. Same view 
of female. 1c. Lateral view of same portion of male. 
a fourth midway between the two lower ones. One of the chief 
characteristics of this species is the absence of the minute spine 
immediately at the base of the antenne, on the epistome, which 
spines are present in both S. egyptius and S. longirostris. The 
rostrum is notched vertically throughout its entire length, and is 
