- Japanese Common Name
- Ryukyu Haguro Tombow
- Scientific name
- Matrona basilaris japonica
- Taxonomy
- Order: Odonata, Family: Calopterygidae
- Size
- About 6.5 cm
- Species Distribution
- Okinawa, Amamioshima, and Tokunoshima Islands
- Okinawan Common Name
- Ah-key-jue (general term for dragonflies)
- This species is often found around mountain streams. Male has a beautiful metallic green color, and from different angle, it appears to be blue. Female is light dark brown overall.
Female
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- Updated December 2017