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Somatochlora margarita is native to the two U.S. states of Texas and Louisiana. It is known to inhabit just 12 combined eastern Texas counties and western and central Louisiana parishes . The current known range is northwest of Houston and extends east into central Louisiana, reaching as far as Alexandria, Louisiana .
Members of this genus are medium-sized dragonflies with dark bodies and a metallic green lustre. The eyes are brilliant green, and many species have dull to bright yellow markings on the thorax and/or abdomen. The abdomens of males are distinctive, with the first two segments bulbous-shaped, the third constricted, and the rest of the abdomen ...
The shadow darner is a large dragonfly with a length of 68 to 78 mm (2.7 to 3.1 in). The base is brownish black in color. Greenish crescent-shaped spots are found at the top of the thorax.
Unlike most skimmers—and indeed most dragonflies—the blue corporal typically perches on the ground, though it will sometimes cling vertically to sunlit trees during the late afternoon. Males spend much of their time patrolling the edges of ponds and lakes, resting on banks, low vegetation or floating debris between flights.
The green darner is a large dragonfly; males grow to 76 mm (3.0 in) in length with a wingspan up to 80 mm (3.1 in). [9] [10] Females oviposit in aquatic vegetation, eggs laid beneath the water surface. Nymphs (naiads) are aquatic carnivores, feeding on insects, tadpoles, and small fish.
Odonata is an order of predatory flying insects that includes the dragonflies and damselflies (as well as the Epiophlebia damsel-dragonflies). The two major groups are distinguished with dragonflies (Anisoptera) usually being bulkier with large compound eyes together and wings spread up or out at rest, while damselflies (suborder Zygoptera) are usually more slender with eyes placed apart and ...
Common worldwide or nearly worldwide genera are Aeshna and Anax. Anax includes some of the largest dragonflies, including the North American A. walsinghami, Hawaiian A. strenuus, European A. imperator and A. immaculifrons, and African A. tristis, but these are all exceeded by another member of the family, the Asian Tetracanthagyna plagiata, which by wingspan and weight is the world's largest ...
The Cordulegastridae are a family of Odonata (dragonflies) from the suborder Anisoptera. They are commonly known as spiketails. [2] Some vernacular names for the species of this family are biddie and flying adder. [3] They have large, brown or black bodies with yellow markings, and narrow unpatterned wings.