Tortricidia or Heterogenea sp. - imm.
 
 
 
Photo: 06/17/18, 5 pm.


This caterpillar surely belongs to the family Limacodidae (Slug Caterpillar Moths). It is either Heterogenea shurtleffi or Tortricidia flexuosa. I found this specimen on my truck under oak trees. 
 

  
 
bug guide (these photos):
https://bugguide.net/node/view/1538871