Lycaena heteronea
 The Blue Copper (Lycaena heteronea) is a butterfly of the Lycaenidae family. It is found in the western Canada and USA.The wingspan is 26–33 mm. Adults are on wing from April to August.The larvae feed on Eriogonum fasciculatum Eriogonum latifolium Eriogonum umbellatum Eriogonum nudum and Eriogonum microthecum.