Metachroma sp. (?).
 
 
 
Size: approx. 5 mm. Photo: 09/14/11, 9 pm.


This little fellow belongs to the family of Leaf Beetles. It is probably Metachroma sp. (possibly Paria sp.) This genus has 40 species in North America. 
 
 
bug guide (this photo):
http://bugguide.net/node/view/576586


Metachroma longicolle.
 
 
 
Size: approx. 3-5 mm. Photo: 06/27/12, 7 pm.


A small leaf beetle named Metachroma longicolle. To me it looks distinctly different from the Metachroma sp. specimen that I have posted above. 
 

 
bug guide (these photos):
http://bugguide.net/node/view/664735