Identification-distinctive
Guides
Enallagma basidens
Double-striped Bluet
Enallagma basidens, commonly known as the Double-striped Bluet, is a species of damselfly in the family Coenagrionidae. Adults measure 21–28 mm in length. The species is distinguished by a unique black shoulder stripe divided by a thin blue line, a feature found in no other damselfly. It occurs across North America and Middle America.