Damselfly
( Zygoptera )


2010-0814-01080149-ODO01604-Zygoptera[1246h17s,F,A,perch]{EXD}-G.jpg

PHOTO COMMENT

IDENTIFICATION
Identification:Zygoptera
(Selys ,1854 )
Common Name:Damselfly
Life Stage:(A) adult

PHYLOGENY

Phylum:Arthropoda
Class:Insecta
Order:Odonata
Suborder:Zygoptera
Taxon Code:ODO01604
ITIS/TSN:102042

LOCATION DETAILS
Location Name
Sycamore Grove/Veteran's Park, Sycamore Grove/Veteran's Park, 5211 Arroyo Road, Livermore
County:Alameda County
ECI Site#:CA01080149

RECOGNITION
Description
Forewing and hindwing similar size and shape, held at rest above body (except Spreadwings.) Very slender abdomen. Male has four terminal appendages and female has well-developed ovipositor. Males and females are typically different in color, with the male showing more brilliant color, though some female damsels are also brightly colored. In some species females have both a male-form and a female-form color pattern.
Diversity
135 Species in 22 genera of 4 families in North America. Almost 3,000 species in more than 300 genera of 18 families worldwide.

BIOLOGY
Food
Smaller invertebrates, including spiders which may be plucked from webs.
Habitat
Adults mostly near ponds, streams, etc. (water required for reproduction), but some species may be found at a distance from water, especially near the ground in grass, woods, etc
Diversity
135 Species in 22 genera of 4 families in North America. Almost 3,000 species in more than 300 genera of 18 families worldwide.
Active Period
Generally, warm weather. Some emerge early in spring, others in midsummer; in many locations, species follow a sequence through the warm part of the year

CREDITS
Photographer
Eddie Dunbar
Insect Sciences Museum of California

References
Suborder Zygoptera - Damselflies. (http://bugguide.net/node/view/190). Accessed March 12, 2016. .
ITIS.


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