Tylozygus bifidus.
Size: approx. 5 mm. Photo: 09/03/18, 9 pm.

This pretty leafhopper is Tylozygus bifidus. The species can be found in the Eastern half of the US. The dark stripe pattern is distinctive but the color varies from blueish gray to yellow. The small photos were taken on 07/13/12 around 11 pm. 

bug guide (this photo):
bug guide (small photos):

Tylozygus geometricus.
Size: approx. 5 mm. Photo: 04/07/15, 9 pm.

Another beautiful leafhoppper. The bold yellow, transverse bands seem to be characteristic. The genus has three species in our area. So one to go ... 
bug guide (this photo):