384 MACLURIAN LYCEUM. 



covered with discoidal punctures ; terguni polished, with a few 

 elongated, rigid, white hairs, as long as two of the segments 

 taken together. 



Length seven-twentieths of an inch. [81] 



DRYINUS Latr. 

 D. bifasciatus. — Yellowish ; wings bifasciate. 

 Inhabits Indiana. 



Body honey-yellow, varied with blackish ; anterior thighs 

 dilated ; wings with two fuscous bands, the apical one broader. 

 Length rather more than one-fifth of an inch. [82 j 



CHRYSIS Linn. Latr. 



1. C. pacifica. — Green; anal segment inutic ; tarsi fuscous. 

 Inhabits Indiana. 



Body green with a slight bluish tinge, with short hairs ; an- 

 tennae, five or six terminal joints fuscous ; wings hyaline, a little 

 brownish on the costal margin beyond the stigma; tergum more 

 particularly tinged with bluish ; anal segment rounded, subtrun- 

 cate, unarmed; tarsi fuscous. 



Length three-tenths of an inch. 



2. C. carinata. — Bluish ; abdomen subtridentate. 

 Inhabits Indiana. 



Body greenish blue varied with purplish ; front, from the an- 

 tennae to the middle, with numerous whitish hairs; antennae fus- 

 cous, green at base; metathorax, lateral tubercles acute; middle 

 termination subacute ; tergum, anal segment carinate, the carina 

 extending beyond the edge into an acute tooth ; lateral angle* 

 acute ; tarsi fuscous. 



Length three-tenths of an inch. 



HEDYCRIUM Latr. 



H. sinuosum. — Reddish-coppery ; wings fuliginous at tip. 



Inhabits Indiana. 



Body reddish-coppery, polished, punctured ; front concave, 

 greenish ; antennae fuscous, green at base ; metathorax acute at 

 posterior angles; wings beyond the middle fuliginous; tergum 

 blue-purple ; terminal segment hardly as long as the penultimate, 

 with a sinus at tip ; beneath green ; tarsi fuscous. 



Length about one-fifth of inch. 



