112 



ENTOMOLOGICAL NEWS. 



[Mch.,'12 



two-thirds the antero-posterior diameter of the eyes ; viewed from in 

 front the facial portion of the vertex is elongate-triangular, about one 

 and a third times deeper than wide, its apex separated from the 

 apex of the facial fastigium by a narrow suture. 



Disk of the pronotum with its anterior margin shallowly excavate, 



6 



Figs. 1-3. Left stridulating veins of X. brevipenne (i), spartinae (2) and nigropleuroides (3). 

 Figs. 4-6. Left cerci of X. brevipenne (4), spartinae (5) and nigropleuroides (6). 



