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.
Boyeria grafiana, the ocellated darner, is a species of darner in the dragonfly family Aeshnidae. It is found in North America.
Coryphaeschna ingens, the regal darner, is a species of darner in the dragonfly family Aeshnidae. It is found in the Caribbean Sea and North America.
Oplonaeschna armata, the riffle darner, is a species of darner in the dragonfly family Aeshnidae. It is found in Central America and North America.
Macrothemis inacuta, the straw-colored sylph, is a species of skimmer in the dragonfly family Libellulidae. It is found in Central America, North America, and South America.
Aeshna walkeri, or Walker's darner, is a species of darner in the dragonfly family Aeshnidae. It is found in Central America and North America.
Rhionaeschna mutata, the spatterdock darner, is a species of darner in the dragonfly family Aeshnidae. It is found in North America.
Gomphaeschna antilope, the taper-tailed darner, is a species of darner in the dragonfly family Aeshnidae. It is found in East America.
Aeshna sitchensis, the zigzag darner, is a species of darner in the dragonfly family Aeshnidae. It is found in North America.
Anax concolor, the blue-spotted comet, is a species of darner in the dragonfly family Aeshnidae. It is found in Central America and South America.
Aeshna constricta, the lance-tipped darner, is a species of darner in the dragonfly family Aeshnidae. It is found in North America.
Aeshna tuberculifera, the black-tipped darner, is a species of darner in the dragonfly family Aeshnidae. It is found in North America.
Rhionaeschna dugesi, the arroyo darner, is a species of darner in the dragonfly family Aeshnidae. It is found in Central America and North America.
Coryphaeschna adnexa, the blue-faced darner, is a species of darner in the dragonfly family Aeshnidae. It is found in the Caribbean Sea, Central America, North America, and South America.
Aeshna septentrionalis, the azure darner, is a species of darner in the dragonfly family Aeshnidae. It is found in North America.
Remartinia luteipennis, the malachite darner, is a species of darner in the dragonfly family Aeshnidae. It is found in Central America, North America, and South America.
Gynacantha nervosa, the twilight darner, is a species of darner in the dragonfly family Aeshnidae. It is found in the Caribbean Sea, Central America, North America, and South America.
Aeshna clepsydra, the mottled darner, is a species of darner in the dragonfly family Aeshnidae. It is found in North America.
Rhionaeschna californica, the California darner, is a species of darner in the dragonfly family Aeshnidae. It is found in Central America and North America. And prefers habitats like lakes, ponds, marshes and stream pools with edge vegetation including many with alkaline water conditions Larvae sustain themselves on a diet of aquatic insects,very small fish and tadpoles. The adult-stage will eat almost any soft-bodied flying insect.
Epiaeschna heros, the swamp darner, is a species of darner in the dragonfly family Aeshnidae. It is found in the Caribbean Sea and North America.
