Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada

Species Micrathyria aequalis - Spot-tailed Dasher

Spot-Tailed Dasher - Micrathyria aequalis - male Spot-tailed Dasher - Micrathyria aequalis - male Spot-tailed Dasher? - Micrathyria aequalis Spot-tailed Dasher - Micrathyria aequalis - male Small blue dragonfly - Spot-tailed Dasher - Micrathyria aequalis ? - Micrathyria aequalis Skimmer with white spot on tail......?? - Micrathyria aequalis - male Spot-tailed Dasher - Micrathyria aequalis - female Spot-tailed Dasher - Micrathyria aequalis - female
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Odonata (Dragonflies and Damselflies)
Suborder Anisoptera (Dragonflies)
Family Libellulidae (Skimmers)
Genus Micrathyria (Dashers)
Species aequalis (Spot-tailed Dasher)
Size
26-34 mm
Identification
All blue darkening on the last 4 or 5 segments, spot on the sides of segment 7
See Dunkle (1)
Range
South Florida - Miami area
South Texas - Lower Rio Grande Valley
Also West Indies and Mexico south through Ecuador
Habitat
Still or slow-moving water with emergent vegetation: permanent and temporary ponds, sloughs, lakes
Season
all year in Florida, typically May-October in south Texas (2)
Print References
Dunkle, Dragonflies of Florida, p. 183, figs. 126, 127 (1)
Abbott, pp. 282-283, photo 59a (2)
Dunkle, Dragonflies Through Binoculars, pp. 247-248, plate 47 (3)
Works Cited
1.Dragonflies of the Florida Peninsula, Bermuda, and the Bahamas
Sidney W. Dunkle. 1989. Scientific Publishers.
2.Dragonflies and Damselflies of Texas and the South-Central United States
John C. Abbott. 2005. Princeton University Press.
3.Dragonflies Through Binoculars: A Field Guide to Dragonflies of North America
Sidney W. Dunkle. 2000. Oxford Press.