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Temporal patterns of emergence of the riverine dragonfly Onychogomphus uncatus (Odonata: Gomphidae). Hydrobiologia, 302:113-118 Manuel Ferreras-Romero; Philip S. Corbet - Seasonal patterns of emergence in Odonata of a permanent stream in Southwestern Europe Aquatic Insects: International Journal of Freshwater Entomology Volume 17, Issue 2, 1995 ...
Damselflies tend to be less robust, and appear weaker in flight; their wings are narrow near the base and (in most species) held folded back over the abdomen when perched. Dragonfly eyes occupy much of the animal's head, touching (or nearly touching) each other across the face. In damselflies, there is typically a gap in between the eyes.
Rhyothemis fuliginosa is a short and stout dragonfly with a body length of 32-41 millimeters in length. The wings are 30–40 mm across and patterned with a deep blue iridescent shade. [11] [3] Depending on the viewing angle, the dragonfly's wings can vary in color due to their light scattering properties, with some appearing golden in the light.
13. Colour pattern of head from in front 14. Colour pattern of thorax from above. Petalura pulcherrima is a species of Australian dragonfly in the family Petaluridae, [3] commonly known as a beautiful petaltail. [4] It is a very large and slender dragonfly, mostly black or dark brown with yellow markings and its eyes widely separated on top of ...
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Notogomphus lecythus, commonly known as the northern longleg, is a species of dragonfly in the family Gomphidae. It is found in Ethiopia and Kenya. Its natural habitats are subtropical or tropical moist lowland forests, subtropical or tropical dry shrubland, subtropical or tropical moist shrubland, and rivers.
It is a small dragonfly with blue eyes. Its thorax is azure-blue marbled with black to form a beautiful pattern on the dorsum and the sides. Abdomen is azure-blue, marked with black. Segments 1 to 5 have sutures finely and ventral borders more broadly black. There is a dorsal stripe which broadens at the jugal sutures and apical borders of ...
Rhyothemis graphiptera, known as the graphic flutterer [3] or banded flutterer, is a species of dragonfly of the family Libellulidae. [4] [5] It is found across northern Australia, the Moluccas, New Guinea and New Caledonia. Rhyothemis extends from Africa to the western Pacific. [6] The flight of the genus Rhyothemis is usually fluttering.