尾蟌属 Paracercion

目 (Order):蜻蜓目 Odonata

科 (Family):蟌科 Coenagrionidae

身体通常蓝色具黑色斑纹;翅的弓脉位于第2条结前横脉下方,结后横脉10~12条,四边室的前边为后边的1/3~1/2;雄性肛附器非常短小。

Species of the genus are small-sized damselflies, body usually blue with black markings. Wings with arculus just below the second antenodal, postnodals 10-12, the upper side of quadrangle about one third to half length of the lower. Male anal appendages are very short.

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