FAMILY VI.-LOCUSTID^. 



239 



body. It is found abuntantly every- 

 where in timothy and clover fields, 

 and especially in low pastures. It 

 reaches maturity very early, and 

 about July 10 the first notes of the 

 males can be heard ; they area kind 

 of zr-r-r-r long drawn out. 



Both sexes are shown in Figs. 157 

 and 158. 



Fig. 157. — Xiphidium las- 

 ciatum. male. Original. 



Xiphidium brevipenne Scudder. 



Smaller and somewhat stouter 

 than fasciatutn. Color light green or 

 pale brown, with the band on the 

 thorax and head the same as in fas- 

 ciatum, wmgs almost as long as the 

 body, and not extending beyond it. 

 Antennae about three times as long 

 as the body. Posterior femora rather 

 short, and stout, unarmed beneath, 



Fig. 158 — Xiphidium fasciatum, female. 

 Original. 



or rarely with one to four minute spines. Cerci of male 

 swollen, the apex strongly compressed and obtuse, armed 

 below the middle with a rather flat, sharp-pointed tooth. 

 Ovipositor reddish-brown throughout. 



Measurements. — Length of body, 9-12 mm.; wing-cov- 

 ers, 6-8 mm.; posterior femora, 11-12 mm.; ovipositor, 

 9-12 mm. 



