Summary ²

The double-striped bluet (Enallagma basidens) is species of damselfly in the family Coenagrionidae. This species grows to lengths 21–28 mm. Its common name from the peculiar black shoulder stripe, which is divided in two by a thin blue stripe. This is the key identification characteristic; no other damselfly has a shoulder stripe that looks like this one.

Sources and Credits

1. (c) Steven Mlodinow, some rights reserved (CC BY-NC), uploaded by Steven Mlodinow
2. (c) Wikipedia, some rights reserved (CC BY-SA), https://en.wikipedia.org/wiki/Enallagma_basidens

More Info

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