Marsh Dancer female has a dark brown abdomen that is thicker toward anal end,thorax with purplish or yellow stripes,small lateral blue rings open on dorsal side along abdomen will mark the female.The large frons,black eyes with brown below and a hairy face will confirm identity.Abdomen 23mm,wing 17-18mm.
Category Archives: Dragonflies
Marsh Danccer (Onychargia atrocyana) female
Asian Groundling (Brachythemis contaminate) – Common names are Ditch Jewel, Asian Amberwing, Orange Skimmer, Common Amberwing
Asian Groundling is a Very common dragonfly in Sri Lanka. Abdomen – 19-20mm and Wings – 22-23mm. wings 22-23mm. Female is lighter in color and much yellowish with clear wings contrary to male figured above. Habitats are slow flowing streams, weedy tank edges and marshes from the sea level to mid-hills.
Black-tipped Flashwing – (vestalis apicalis nigrescens) – Sri Lankan Endemic species
Paddyfield Parasol (Neurothemis intermedia)
Paddyfield Parasol female is very similar to the young male. The black dorsal lines are thicker than the males and the terminal segments are generally darker. The colour at the base of the wings is generally much less prominent.
The adult male is easily identifiable,but not common. It is generally orange/yellow in colour and different from the female.
Paddyfield Parasol can be seen in many places from open wasteland to the edge of forests,paddy fields and can be Found in Asia; Sri Lanka ,Bangladesh, China, Hainan, India, Myanmar, Malaysia, Peninsular Malaysia
Green Skimmer(Green Marsh Hawk) -Orthetrum sabina sabina
Spine-tufted Skimmer – Orthetrum chrysis
In males of spine tufted skimmer, the hindwing is 31 to 34 mm in length and the total body length ranges from 41 to 48 mm. The male has a red face and dark grey eyes. The thorax is dark brown and the abdomen is red. The female is reddish brown. This species is easily confused with Orthetrum testaceum and can be differentiated by the colour of the thorax and eyes of the males and females. Other separating characters include the tuft of setae below the second abdominal segment inOrthetrum chrysis male, lacking in O. testaceum.
spine tufted skimmers are Widespread in tropical Asia including Sr Lanka.Common in ponds and along streams with trees nearby.
Yellow featherleg – Copera marginipes
Males, head widened, with a yellow strip at the top. Thorax black with yellow stripes on the side. Abdomen black with yellow stripes on the bottom side, white tip. Legs flattened, yellow. Hind wing 17 mm, abdomen 32.5 mm. Female, dark dull overall. Sides of thorax yellow strip. Juvenile, head with white stripes. Side of thorax white strip. Abdomen white. White legs.
Very common insect found in reeds and marshy vegetation of forest streams and ponds from lowlands to mid-hills.yellow featherleg can be seen in South Asia, Sri Lanka, China, Southeast Asia, Indonesia .
Blue Sprite Damselfly
Blue Sprite Damselflies are one of the most common damselflies found near running water or still water. They usually rest on the plants either in the middle of ponds or at the water edges.The male damselfly is brightly blue in colour with black pattern on abdomen. Notice its blue head, its face and eyes are blue too.
The male Blue Sprite Damselfly has its blue thorax with black marks. Its long and slender abdomen is black in colour with blue rings.
The female are look the same except pale blue to grayish-green in colour. When Blue Sprite Damselflies are at rest, they held their wings closely folded up vertically over their thorax.
- Damselflies lay their eggs in the plants under the surface of water. Female damselflies have their blade-like ovipositor for making an opening in the plant for her eggs. Female lays eggs alone or sometime still in tandem with the male.
Pied Parasol – Neurothemis tullia tullia Male and Female
The Pied parasol male and female are completely different in terms of appearance.The adult male’s wings have a broad black band followed by a white band. It’s body colour varies with age with juveniles initially having a light brown body.The females have dark brown tips with brown spots in the middle of their golden wings. Their abdomens are light brown and yellow with black lines running along the length of it. Both sexes are 1.8 cm long.
This species is generally found around tanks, ponds, marshes, slow flowing streams and paddy fields. They can be found from the lowlands to the mid hills throughout the year. Pied parasol can be found throughout South and south-East Asia.