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Meganeura. Meganeura is a genus of extinct insects from the Late Carboniferous (approximately 300 million years ago). It is a member of the extinct order Meganisoptera, which are closely related to and resemble dragonflies and damselflies (with dragonflies, damselflies and meganisopterans being part of the broader group Odonatoptera).
A large heavily built dragonfly, [5] the giant petaltail has a black body with some yellow markings. [6] The female's wingspan can be 158–162 mm and body length 125 mm, the largest dragonfly species in overall dimensions although members of the genus Tetracanthagyna can have longer wings and Chlorogomphus papilio a larger wing area. [7]
Tetracanthagyna vittata McLachlan, 1898[2] The giant hawker (Tetracanthagyna plagiata) or the gigantic riverhawker, is a species of dragonfly in the family Aeshnidae. It is found throughout Sundaland, having been recorded on Thailand, Peninsular Malaysia, Singapore, Sumatra, and Borneo. It is the type species for the genus Tetracanthagyna.
A. walsinghami. Binomial name. Anax walsinghami. McLachlan, 1883. Anax walsinghami is a species of dragonfly in the family Aeshnidae (darners), in the suborder Anisoptera ("dragonflies"). [2][3] The species is known generally as the giant darner or giant green darner. [4] The distribution range of Anax walsinghami includes Central America and ...
The green darner or common green darner[5] (Anax junius), after its resemblance to a darning needle, is a species of dragonfly in the family Aeshnidae. One of the most common and abundant species throughout North America, it also ranges south to Panama. [6] It is well known for its great migration distance from the northern United States south ...
Meganisoptera is an extinct order of large dragonfly-like insects, informally known as griffenflies or (incorrectly) as giant dragonflies. The order was formerly named Protodonata, the "proto-Odonata", for their similar appearance and supposed relation to modern Odonata (damselflies and dragonflies). They range in Palaeozoic (Late Carboniferous ...
Family: Aeshnidae. Leach, 1815[1] Genera. See text. Mangrove darner (Coryphaeschna viriditas), Grand Cayman. Aeshnidae, also called aeshnids, hawkers, or darners, is a family of dragonflies, found nearly worldwide, with more than 50 genera and over 450 species. [2][3] The family includes some of the largest dragonflies.
The emperor dragonfly is a large and bulky species. It is 73–82 mm (2.9–3.2 in) long, with average being 78 mm (3.1 in) and males growing larger than females. [2][6] The average wingspan is 104 mm (4.1 in). [6] When they first emerge, both sexes appear pale green with brown markings. The legs are brown with a yellow like base.