Pseudopachybrachius basalis.
 
 
 
Size: approx. 5 mm. Photo: 06/12/12, 11 pm.


Pseudopachybrachius basalis can be found in most of eastern and central North America especially in areas with Panicum grasses. 
 
 
bug guide (this photo):
http://bugguide.net/node/view/656430


Pseudopachybrachius vinctus.
 
 
 
Size: approx. 5 mm. Photo: 09/24/17, 9 pm.


Pseudopachybrachius vinctus feeds on a variety of seeds especially grass seeds. This species is wide spread in the Southeast. The small photo was taken on 07/30/12. 
 

 
bug guide (this photo):
https://bugguide.net/node/view/1445443
bug guide (small photo):
http://bugguide.net/node/view/682405