 
                蜻蜓学研究
                    ODONATA RESEARCH
                | suborder | Zygoptera Selys, 1853 | |
| superfamily | Unresolved group | |
| family | Calopterygidae Selys, 1850 | |
| genus | Echo Selys, 1853 | |
| species | Echo perornata Yu and Hamalainen, 2012 | |
| synonyms | Empty | |
| distribution | China (Xizang) | |
| REMARKS | ||
| 
 | ||