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THE CANADIAN ENTOMOLOGIST 



pale whitish green with dusky tips, tibiae pale brownish with black 

 tips, and tarsi black; hind tibiae very long, being one-half longer 

 than middle tibiae. Cornicles pale green at basal half, the distal 

 half very pale brownish with blackish tips; reaching a little beyond 

 tip of cauda; narrow and cylindrical, the tip distinctly reticulated. 

 Cauda concolorous with body, ensiform. 



Measurements of living and balsam-mounted specimens as 

 follows: Length of body, not including cauda, 2.6 — 4.0 mm.,* 

 average 3.1 mm. (average of living individuals was 3.3 mm.); 

 length to tip of cauda 3.1 — 4.5 mm., average, 3.6 mm. (average of 

 living individuals, 3.9 mm.); width 1.04 — 1.93 mm., average 1.26 

 mm. (average of living individuals, 1.16 mm.); length of cornicles 

 1.10—1.31 mm., average 1.23 mm.; length of cauda 0.58—0.71 

 mm., average 0.64 mm.; length of hind tibia 3.1 mm.; length of 

 middle tibia 2.1 mm. Antennal measurements as follows: 



(1) Measurements from living specimens. 



"An unusually large specimen collected by Creel in Nevada. 



