214 Illinois State Laborafori/ of Natnral History. 



equal to VI, short for a filament. Cornicles short, slightly 

 swollen, surface rough. Rostrum robust, reaching middle of 

 posterior coxae. 



Described from two living specimens taken in nest of 

 Lasius alienus about corn roots, October 21, 1887. One seen in 

 copula with oviparous female. 



Egg. Length, 7 mm; width, 3 mm. Tellow when first 

 laid, becoming black during winter and changing to green 

 just before hatching in spring. 



Described from many specimens, some of which were ob- 

 taiued in breeding cages October 20-22, 1887. 



