This species is widespread in Europe and Asia. Adult males have a bluish or blue-gray patina on the body, gradually darkening with age. They have a blue abdomen with a black tip and transparent wings. The young have a grid pattern on a yellow-brownish abdomen. Adult females have a yellow-brownish abdomen with a lattice pattern (wide longitudinal dark brown stripes and bright crescent-shaped spots) and transparent wings. 10 tergite of abdomen is black. Even the abdomen of the immature males looks that way.
Kūno ilgis siekia 45–55 mm, išskleisti sparnai – 90 mm ilgio. Patinų pilveliai šviesiai mėlynos spalvos, išskyrus juodus galus, o patelių – žaliai rusvi su būdingu juodu „rėmeliu“ šonuose. Paplitusi Europoje, įskaitant Lietuvą, bei Azijoje.
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