124 



FAMILY v.— TRYXALIN.^. 



very unequal, 

 exerted. 



The vah'es of the ovipositor are moderately 



THE SHORT-WINGED GREEN LOCUST. 



{Dichromorpha viridis Scudder). 



Wing-covers shorter than the bodv, a 

 little longer than the wings. The insects vary 

 greatly in color, the brown outnumbering 

 the green ones. The top of head and prono- 

 tum green; sides of head and pronotum dirty 

 brown, with a horizontal black band behind 

 the eye, extending over the pronotum ; front 

 of head yellowish-brown ; fore and hind legs 

 reddish -brown; mesothoracic legs green, 

 spines of ti bice tipped with black; wing-covers 

 above green, upon the sides brown ; body 

 beneath yellowish. The female varies from 

 bright pea-green to a uniform rustj^-brown, 

 with a dark band behind the eye, as in the 

 male; upon the top of the head a dark band 

 extends from either side of the vertex, curv- 

 ing inwards and then outwards to midway 

 between the median and lateral carinee ; hind 

 tibice reddish-brown. The males are much 

 smaller, have the back green and rest of body brown. Fig. 

 71 shows the female of this insect. 

 Length of male about 18.75 mm. 



This insect has been found in a number of places in the 

 central and southern portions of the state, but is not com- 

 mon. It occurs in open wet spaces covered with coarse 

 grass, and has been taken as early as July 22 on Gray Cloud 

 Island. 



GENUvS Orphula. Stal. (1873). 



Vertex nearl}^ horizontal, never extending in front of 

 the ej'cs a distance greater than its own width, always more 



Fig. 71.— Dich 

 romorpha viridis 

 Original. 



