
The American emerald is a species of dragonfly found in North America. It is colored mostly black with a yellow ring between segments 2 and 3.

Antipodochlora is a genus of dragonfly in the family Corduliidae. It contains the following species:Antipodochlora braueri – Dusk dragonfly

Antipodochlora braueri is a species of dragonfly in the family Corduliidae. It is endemic to New Zealand. Its natural habitat is rivers.

Williamsonia is a genus of small dragonflies in the family Corduliidae. They are commonly known as boghaunters. Unlike other genera of emerald dragonflies, they have dark eyes and nonmetallic bodies.

The brilliant emerald, Somatochlora metallica, is a middle-sized species of dragonfly. It is the largest and greenest of the Somatochlora species; 50–55 millimetres (2.0–2.2 in) long.

The common baskettail is a dragonfly of the Corduliidae family. The thorax is brown and hairy. Some specimens have a triangular spot at the base of the hindwing. Individuals are difficult to distinguish from the other species in this genus. The caudal appendages differ between the species and can be compared with known drawings or close-up photos. Their flight season can begin as early as January and extends to August. They may also be seen October to December in north Florida.

Cordulia is a genus of dragonfly in the family Corduliidae.

The Bulgarian emerald, Corduliochlora borisi, is a species of dragonfly in the family Corduliidae, and the only species in the genus Corduliochlora. It is found in Bulgaria, Greece, and Turkey. Its natural habitat is rivers. It is threatened by habitat loss. The species is named after Boris Marinov. It was formerly treated as a member of the genus Somatochlora.

Dorocordulia, commonly called little emeralds or little barlasses, is a genus of dragonfly in the family Corduliidae found in North America.

Dorocordulia lepida, the petite emerald, is a species of emerald dragonfly in the family Corduliidae. It is found in North America.

Dorocordulia libera, the racket-tailed emerald, is a species of the dragonfly in the family Corduliidae found in North America.

The dot-winged baskettail is a dragonfly of the family Corduliidae. Their flight season extends from January to July, slightly later than the other baskettails. The easiest specimens to identify are those with the characteristic spots on the hindwing that give the species its name. Individuals without these spots are difficult to distinguish from the other species in this genus. The caudal appendages differ between the species and can be compared with known drawings or close-up photos.

The downy emerald is a species of dragonfly. It is metallic green and bronze in color, and its thorax is coated with fine hairs, hence its name. Like most other emeralds, the downy emerald has bright shiny green eyes. Adults are around 5 cm in length, and are in flight from May through July each year.

Epitheca is a genus of dragonflies in the family Corduliidae. They are commonly known as baskettails. Baskettails' distinction is the specially adapted, upturned abdomen tip of the females which allows them to carry their egg masses in a small, orange-tinted globule.

Epitheca canis, the beaverpond baskettail, is a species of emerald dragonfly in the family Corduliidae. It is found in North America.

Epitheca costalis, known generally as the slender baskettail or stripe-winged baskettail, is a species of emerald dragonfly in the family Corduliidae. It is found in North America.

Epitheca princeps, the prince baskettail, is a species of emerald dragonfly in the family Corduliidae. It is found in North America.

Epitheca semiaquea, the mantled baskettail, is a species of emerald dragonfly in the family Corduliidae. It is found in North America.

Epitheca sepia, the sepia baskettail, is a species of emerald dragonfly in the family Corduliidae. It is found in North America.

Epitheca stella, the Florida baskettail, is a species of emerald dragonfly in the family Corduliidae. It is found in North America.

Helocordulia is a genus of dragonfly in the family Corduliidae. They are commonly known as sundragons.

Helocordulia selysii, the Selys' sundragon, is a species of emerald dragonfly in the family Corduliidae. It is found in North America.

Helocordulia uhleri, or Uhler's sundragon, is a species of emerald dragonfly in the family Corduliidae. It is found in North America.

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.

Hemicordulia flava is a species of dragonfly in the family Corduliidae, known as the desert emerald. It inhabits still pools in Central Australia.

Hemicordulia intermedia is a species of dragonfly in the family Corduliidae, known as the yellow-spotted emerald. It inhabits slow flowing rivers, lagoons and ponds across northern Australia.

Hemicordulia kalliste is a species of dragonfly in the family Corduliidae, known as the slender emerald. It is uncommon and has been found in both Arnhem Land and Cape York, Australia.

Hemicordulia koomina is a species of dragonfly in the family Corduliidae, known as the Pilbara emerald. It has been found in the Pilbara region of Western Australia.

Hemicordulia superba is a species of dragonfly in the family Corduliidae, known as the superb emerald. It inhabits rivers, pools and lakes in south-eastern Queensland and northern New South Wales in Australia.

Metaphya tillyardi is a species of dragonfly in the family Corduliidae, known as an offshore emerald. It has been found on Bramble Cay, near the Papuan coast; its habitats are unknown.

Nesocordulia is a genus of dragonfly in the family Corduliidae. It contains the following species:Nesocordulia malgassica Nesocordulia villiersi

Nesocordulia malgassica is a species of dragonfly in family Corduliidae. It is endemic to Madagascar.

Neurocordulia is a genus of dragonfly in the family Corduliidae. They are commonly known as shadowdragons.

Neurocordulia michaeli, the broad-tailed shadowdragon, is a species of dragonfly in the family Corduliidae. It is found in Canada and the United States. Its natural habitat is rivers.

Neurocordulia obsoleta, the umber shadowdragon, is a species of emerald dragonfly in the family Corduliidae. It is found in North America.

Neurocordulia xanthosoma, also called the orange shadowdragon, is a species of emerald dragonfly in the family Corduliidae. It is found in North America.

Neurocordulia yamaskanensis, the Stygian shadowdragon, is a dragonfly found in the eastern United States and southern Canada. It was discovered in Quebec in 1875 by naturalist Léon Abel Provancher.

Pentathemis membranulata is a species of dragonfly in the family Corduliidae, known as the metallic tigerhawk. It is endemic to rivers, streams, and lagoons in the Top End of Australia's Northern Territory.

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 affinis is a species of dragonfly in the family Corduliidae, known as the western swamp emerald. It inhabits rivers, pools and lakes in south-western Australia.

Procordulia jacksoniensis is a species of dragonfly in the family Corduliidae, known as the eastern swamp emerald. It inhabits rivers, pools and lakes in eastern Australia, from Brisbane through New South Wales, Victoria and Tasmania, and around Adelaide in South Australia.

Somatochlora cingulata, the lake emerald, is a species of emerald dragonfly in the family Corduliidae. It is found in North America.

Somatochlora kennedyi, or Kennedy's emerald, is a species of emerald dragonfly in the family Corduliidae. It is found in North America.

Somatochlora linearis, the mocha emerald, is a species of emerald dragonfly in the family Corduliidae. It is found in North America.

Somatochlora williamsoni, or Williamson's emerald, is a species of emerald dragonfly in the family Corduliidae. It is found in North America.

The spiny baskettail is a dragonfly of the Corduliidae family. Flight season is late May to early July.

The ebony boghaunter or Fletcher's dragonfly is a species of dragonfly in the family Corduliidae. It is found in Canada and the United States. Its natural habitat is swamps and bogs.

The ringed boghaunter is a species of dragonfly in the family Corduliidae. It is endemic to the United States. Its natural habitat is swamps and bogs.