Pruinescence /ˌpruːɪˈnɛsəns/, or pruinosity, is a "frosted" or dusty-looking coating on top of a surface. It may also be called a pruina (plural: pruinae)...

Young male without pruinescence showing the white patch at the base of his hindwings Female without pruinescence Female with pruinescence Mating Female wings...

water's edge, and patrolling it to drive off other males. The white pruinescence on the abdomen, found only in mature males, is displayed to other males...

black-green metallic in colour with pale markings; adults have only a slight pruinescence. Like other members of the family Megapodagrionidae, it rests with its...

family Coenagrionidae. It is a small damselfly; mature males have a white pruinescence over their body, and a dark tail. It is found from India, through South-east...

broad as to chaser species. With age, adult males develop extensive blue pruinescence on their abdomen, offset by yellow lateral patches. The middle lobe of...

chrysoides is a medium-sized to large, black and yellow damselfly, without pruinescence. Like other members of the family Megapodagrionidae. it rests with its...

a tropical wisp. It is a small damselfly; mature males have a white pruinescence over their body, and a dark end to their tail. It is endemic to north-eastern...

sides. The brown color of the thorax will change to bluish-white due to pruinescence in adults. Its abdomen is pale yellowish brown at the sides in the young...

medium-sized to large, black and bright yellow-orange damselfly, without pruinescence. Like other members of the family Megapodagrionidae, it rests with its...