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BugGuide Gathering
Pack Forest
Washington State
July 10-12, 2009
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Photos from the 2008 gathering in Tennessee
 
Photos from the 2007 gathering in Minnesota

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Species Ischnura verticalis - Eastern Forktail

jersey damsel - Ischnura verticalis Damselfly - Ischnura verticalis Eastern Forktail -  Ischnura verticalis - Ischnura verticalis - female Dusty dragonfly - Ischnura verticalis Damselfly - Ischnura verticalis - female Unidentified Pond Damsel at Quittie Creek Nature Park? - Ischnura verticalis - female What kind of damselfly? - Ischnura verticalis Eastern Forktail - Ischnura verticalis - female
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Class Insecta (Insects)
Order Odonata (Dragonflies and Damselflies)
Suborder Zygoptera (Damselflies)
Family Coenagrionidae (Narrow-winged Damselflies)
Genus Ischnura (Forktails)
Species verticalis (Eastern Forktail)
Size
22-30 mm
Identification
Small green, black and blue damselflies.

MALE: Thorax black above, with green shoulder stripes; pale green sides. Abdomen mostly black, with blue tip (on segments 8 & 9) and thin pale rings; black spots on sides of blue tip. Eyes dark above, greenish below, with small green eyespots.

FEMALE: Mature females powdery grayish-blue throughout, with black markings absent or obscured; eyespots pale blue. Immature female thorax bright orange with black dorsal and shoulder stripes; abdomen orange at base and black above, with no blue or orange at tip; orange eyespots. (1)
Range
From the Atlantic coast to the Midwest U.S. From north of Florida to Southern Canada.
Habitat
A variety of wetlands, but most common at small well-vegetated ponds. (1)
Season
Spring-early fall
Food
predaceous
See Also
Ishnura perparva, or the Western Forktail. Western and Eastern Forktails are virtually identical and best told by range. (1)
Print References
"Stokes Beginner's Guide to Dragonflies", pages 70-71 (1)
Internet References
The Insects of Cedar Creek has info and photos of pinned adults.
Raphael Carter's Home Page has a nice article on I. verticalis complete with several photos.
Gloria Mundi Press has photos of adults as well as scanned specimens.
Works Cited
1.Stokes Beginner's Guide to Dragonflies
By Donald and Lillian Stokes