Corduliidae, also knowns as the emeralds, emerald dragonflies, or green-eyed skimmers, is a family of dragonflies. These dragonflies are usually black or dark brown with areas of metallic green or yellow, and most of them have large, emerald-green eyes. The larvae are black, hairy-looking, and usually semiaquatic. This family include species called "baskettails", "emeralds", "sundragons", "shadowdragons", and "boghaunters". They are not uncommon and are found nearly worldwide, but some individual species are quite rare. Hine's emerald dragonfly, for example, is an endangered species in the United States.
Somatochlora, or the striped emeralds, is a genus of dragonflies in the family Corduliidae with 42 described species found across the Northern Hemisphere.
Ischnura aurora, the gossamer damselfy or golden dartlet and also known as the aurora bluetail, is a species of damselfly in the family Coenagrionidae.
Hemicordulia is a genus of dragonfly in family Corduliidae. It occurs in Africa, southern Asia, Australasia and Pacific Islands such as the Bonin Islands, Fiji and French Polynesia. Species of Hemicordulia are small to medium-sized dragonflies, coloured black or metallic, with yellow.
Indolestes is a genus of damselflies in the family Lestidae. Species of Indolestes can be medium-sized, dull coloured dragonflies. They are found from India through Asia, Australia and the Pacific.
Ischnura is a genus of damselflies known as forktails in the family Coenagrionidae. Forktails are distributed worldwide, including various oceanic islands. The males have a forked projection at the tip of the abdomen which gives the group their common name.
Teinobasis is a genus of damselflies in the family Coenagrionidae. Species occur in south-eastern Asia, Indonesia, Solomon Islands and Micronesia; one species, Teinobasis rufithorax, is found in Australia.
Tramea is a genus of dragonflies in the family Libellulidae, the skimmers and perchers. Species of Tramea are found in tropical and subtropical regions around the globe. They typically have colored bases to their otherwise translucent hindwings. In particular when they fly, this creates the impression of their carrying bags at the start of their abdomens. They are known commonly as saddlebags or saddlebags gliders.
Anax guttatus, the pale-spotted emperor or lesser green emperor, is a dragonfly of the family Aeshnidae.
Idionyx is a genus of dragonflies in the family Synthemistidae, which is earlier treated as a subfamily of Corduliidae. According to World Odonata List, this genera is best considered incertae sedis.
The tau emerald is a species of dragonfly in the family Corduliidae. Corduliidae is the only family not a clade within the Infraorder Anisoptera. The species was first described by Edmond de Sélys Longchamps in 1871.
The Australian emerald is a species of dragonfly in the family Corduliidae. It can be found in Australia, Lord Howe Island, Norfolk Island, Lesser Sunda Islands and New Zealand. It is a small to medium-sized, long-legged dragonfly coloured black-metallic and yellow. In both males and females the inboard edge of the hindwing is rounded.
Tramea transmarina, known as the red glider or northern glider, is a species of dragonfly in the Libellulidae family. The type locality for Tramea transmarina is Fiji, but subspecies are found in the islands of the Pacific, north-eastern Australia and Southeast Asia.
Hemicordulia asiatica, Asian emerald, is a species of dragonfly in the family Corduliidae. H. asiatica belongs to an Australian genus and is the only representative found in Asia. It is found in Western Ghats, northeast India and Myanmar.
Hemicordulia continentalis is a species of dragonfly in the family Corduliidae, known as the fat-bellied emerald. It inhabits pools, lakes, ponds and swamps in coastal Queensland and northern New South Wales, Australia.
Procordulia is a genus of dragonfly in the family Corduliidae. Procordulia are found in Southeast Asia, New Guinea, Australia, New Zealand and parts of the Pacific region.
Procordulia smithii, commonly known as Smith's dragonfly or the ranger dragonfly, is a species of dragonfly that is endemic to New Zealand, as is its close relative Procordulia grayi.
Somatochlora daviesi is a species of dragonfly in the family Corduliidae. It was first described in 1977 based on specimens from Meghalaya, India, and is also known from Nepal and Bhutan. It resembles the east Asian S. dido in its small size and lack of yellow markings on most of the abdomen. Like other species in the genus, S. davisi is predominantly dark metallic brown to green. The formerly recognised Somatochlora nepalensis is now considered to be a synonym of S. daviesi.
