Calopteryx japonica explained

Calopteryx japonica is a species of broad-winged damselfly in the family Calopterygidae. It is found in East Asia (Russian Far East, Japan, Korea, and eastern China).

Further reading

• Studies on phylogeny and biogeography of damselflies (Odonata) with emphasis on the Argiolestidae. 2013. Kalkman . V. J.. Leiden University. 1887/22953. free. PhD.