Glistening demoiselle | |
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male | |
female | |
Scientific classification | |
Kingdom: | Animalia |
Phylum: | Arthropoda |
Class: | Insecta |
Order: | Odonata |
Suborder: | Zygoptera |
Family: | Calopterygidae |
Genus: | Phaon |
Species: | P. iridipennis |
Binomial name | |
Phaon iridipennis (Burmeister, 1839) | |
Synonyms [2] | |
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Phaon iridipennis, commonly known as the glistening demoiselle or glinsterjuffertjie, is a species of damselfly in the family Calopterygidae.
This is a large (length: up to 75 mm (3.0 in), wingspan: up to 87 mm (3.4 in)) damselfly with long legs. The common name comes from its iridescent wings, which sparkle with purple-blue flecks in the sunlight. The wings become more smoky with age. [3] Pterostigmas may or may not be present, although it is unclear what drives this difference. [4] When present, they start off as light brown in colour and become darker with age. [5] The thorax and abdomen are a coppery green in both sexes, although females are duller and browner than the males. [3]
This species is common and widespread. It is found in most countries in sub-Saharan Africa; from South Africa to Ethiopia and Senegal, particularly in more tropical areas. [3] [1] It also occurs on Madagascar. [3]
It is most common along rivers and streams with gallery forest, but also occurs in coastal, dune and swamp forests, as well as the forested edges of pans and marshes. [3] [6] It is highly dependent on shade, and is rarely seen out in open sunlight. [3] It does, however, sometimes occur in more open areas within forests. [6]
It has been recorded all year round in the warmer regions, but is most active from October to March with a peak during late November. [3] When at rest, the wings are held at a 45° angle and the abdomen is slightly raised. It is very cryptic when perched, but conspicuous in flight due to its iridescent wings and large size. When around water it perches low down on rocks and overhanging sticks. It is, however, frequently found far from water in forest undergrowth, particularly late in the season. They are normally found perched in dense, shady undergrowth, where they frequently perch on sticks and logs among the leaf litter. They usually occur within 2 metres (6.6 ft) of the ground. [3]
This species is listed as being of least concern by the IUCN. It is fairly resilient to habitat change, including changing water turbidity. It can also tolerate at least some alien vegetation. [3]
A dragonfly is an insect belonging to the order Odonata, infraorder Anisoptera. Adult dragonflies are characterized by large, multifaceted eyes, two pairs of strong, transparent wings, sometimes with coloured patches, and an elongated body. Dragonflies can be mistaken for the related group, damselflies (Zygoptera), which are similar in structure, though usually lighter in build; however, the wings of most dragonflies are held flat and away from the body, while damselflies hold their wings folded at rest, along or above the abdomen. Dragonflies are agile fliers, while damselflies have a weaker, fluttery flight. Many dragonflies have brilliant iridescent or metallic colours produced by structural colouration, making them conspicuous in flight. An adult dragonfly's compound eyes have nearly 24,000 ommatidia each.
Damselflies are insects of the suborder Zygoptera in the order Odonata. They are similar to dragonflies, which constitute the other odonatan suborder, Anisoptera, but are smaller and have slimmer bodies. Most species fold the wings along the body when at rest, unlike dragonflies which hold the wings flat and away from the body. An ancient group, damselflies have existed since at least the Lower Permian, and are found on every continent except Antarctica.
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Phaon is a small genus of damselflies belonging to the family Calopterygidae. They occur in central and southern Africa and Madagascar.
Allocnemis leucosticta, the goldtail or goudstertjie, is a species of damselfly in the family Platycnemididae. It is endemic to South Africa and Swaziland, where it lives near streams and rivers in wooded areas.
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