Aeshna, or the mosaic darners, is a genus of dragonflies from the family Aeshnidae. Species within this genus are generally known as "hawkers" or "darners".
Erythemis is a genus of dragonflies in the Libellulidae family, commonly known as pondhawks. These medium- to large-sized skimmers are voracious predators of other insects up to their own size, including other dragonflies.
Boyeria cretensis is one of seven species of dragonfly in genus Boyeria, which is in the family Aeshnidae. It is known commonly as the Cretan spectre and is endemic to Greece. Its natural habitat is rivers. It is threatened by habitat loss.
Coenagrion is a genus of damselflies in the family Coenagrionidae, commonly called the Eurasian Bluets. Species of Coenagrion are generally medium-sized, brightly coloured damselflies.
Erpetogomphus is a genus of dragonfly in the family Gomphidae. They are commonly known as ringtails. Most of the species are predominantly green coloured and the males have a moderately clubbed tail. A fossil species is known from the Miocene Mexican amber
Gynacantha is a genus of dragonflies in the family Aeshnidae. The females have two prominent spines under the last abdominal segment. This gives the genus name and the common name two-spined darners; they are also known as duskhawkers.
Leptobasis is a small genus of damselflies in the family Coenagrionidae. They are commonly known as swampdamsels. The genus is neotropical and one species, L. melinogaster, has been recorded in Texas. They are slender and the females have very long ovipositors.
Ophiogomphus, the snaketails, is a genus of dragonfly in the family Gomphidae. The species mostly have beautifully marked green club-shaped abdomens, more noticeable in the males.
Arigomphus is a genus of dragonflies of the Gomphidae family. This group is commonly called the pond clubtails. The species are fairly plain and only the males have the club-shaped abdomen. Unlike other gomphids, they may emerge from artificial ponds.
Nehalennia is a genus of very small damselflies in the family Coenagrionidae. Most of the species are commonly known as Sprites. One species, N. speciosa occurs in Eurasia; the rest in North and South America.
Aphylla is a widespread Neotropical genus of dragonflies of the Gomphidae family. They are commonly known as the greater forceptails because of their forceps-like cerci.
Anax is a genus of dragonflies in the family Aeshnidae. It includes species such as the emperor dragonfly, Anax imperator.
Orthemis is a genus of large Neotropical dragonflies, commonly called Tropical King Skimmers. The males are generally red and the females brown.
Dythemis is a Neotropical genus of dragonflies in the Libellulidae family, commonly known as Setwings.
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.
Triacanthagyna is a genus of dragonflies in the family Aeshnidae. The species have large eyes and broad wings. The females have three prominent spines under the last abdominal segment which gives the genus its name. They are commonly known as three-spined darners.
Austrophlebia is a small genus of dragonflies in the family Telephlebiidae. Species of this dragonfly are very large with strong yellow markings on the thorax. They are endemic to eastern Australia.
Basiaeschna janata, the springtime darner, is a species of dragonfly in the monotypic genus Basiaeshna in the family Aeshnidae. It is a small, bluish darner that flies early in the year.
Gomphaeschna furcillata is a dragonfly in the genus Gomphaeschna, in the family Aeshnidae. A common name for Gomphaeschna furcillata is "harlequin darner". Gomphaeschna furcillata is found in North America. It is native to Canada and the Continental US.
Boyeria grafiana, the ocellated darner, is a species of darner in the dragonfly family Aeshnidae. It is found in North America.
