Echo is a genus of damselflies belonging to the family Calopterygidae. There are five species.Zhang, H. M., Hämäläinen, M., & Cai, Q. H. (2015). Description of Echo candens sp. nov. from western Yunnan, China (Odonata: Calopterygidae). Odonatologica 44(1-2), 107-116. A sixth, Echo maxima, is sometimes included, but it likely belongs to a different genus.Yu, X. and Hämäläinen, M. (2012). A description of Echo perornata spec. nov. from Xizang (Tibet), China (Odonata: Calopterygidae). Zootaxa 3218 40-46.
This genus is distributed in Asia, especially Southeast Asia.
Species include: Echo candens Zhang, Hämäläinen, & Cai, 2015 Echo margarita Selys, 1853 Echo modesta Laidlaw, 1902 Echo perornata Yu & Hämäläinen, 2012 Echo uniformis Selys, 1879Dow, R. A. 2009. Echo uniformis. The IUCN Red List of Threatened Species. Downloaded on 23 January 2016.
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