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Tokunoshima World Heritage Center Tokunoshima World Heritage Center
Coeliccia ryukyuensis amamii
A beautiful lazuli-colored damselfly

Coeliccia ryukyuensis amamii

Odonata / Family: Platycnemididae

Total length
Male 44-55 mm, Female 43-52 mm
Range
Amami-Oshima, Tokunoshima, Kakeroma-jima, Uke-jima, and Yoro-jima
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As seen in the diorama, during spawning, males remain connected in a tandem position, standing upright to guard females from other males.

This is an endemic subspecies of C. ryukyuensis found in the Amami Islands. As males mature, the markings on their chest and their compound eyes turn blue. While females are usually yellowish-green, some exhibit a coloration similar to that of males.

It can be found along streams in forests. Males perch around still waters, establishing their territory, and when females appear, they pair up to mate.

Japan’s Endemic Species - Tokunoshima “{parent.full} - {forest.full}”

Habitat of This Animal:
A:Forest along the valley - A2:Forest along the mountain streams

In Tokunoshima Island, abundant rainwater carved the ground, forming many rows of ridges and valleys. Plants adapting to the flowing and drying up of water grow in the harsh environment, where water swells and depletes every time rain falls. The waterfront is also a habitat for many creatures, including endemic species, with frogs and dragonflies breeding.

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This A2:Forest along the mountain streams