ECONOMIC STATUS. 



25 



The first joint is shortest, stoutest at the apex, and about one-half 

 the length of the second; joint 3 is longest, rather slender, though 

 somewhat stoutest at the apex; joint 4 is next in length and about 

 twice as long as the second. The rostrum is almost as long as the 

 body. Length about 1 mm, 



ECONOMIC STATUS. 



This species may not be considered as particularly injurious, though 



Fig. 11. — Tunnel made by 

 the ant Cremasto(jaster to 

 protect colony of Pro- 

 ciphilus tessellata on alder. 

 (Original.) 



Fig. 12. — ProciiJhilus tessellata: Apterous female and 

 antenna. (Original.) 



it may occasionally become quite annoying if present in numerous 

 colonies on the leaves of maple trees, in consequence of which it may 

 be advisable to suggest some method for keeping it down, if not 

 actually exterminating it, in certain localities. To accomplish this 

 result it is advisable to cut down all of the shrubs of alder during 

 the spring and fall to near the surface of the ground and to bum 

 all of the bush as soon as possible, in order to destroy all of the 



