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Home » Guide » Arthropods (Arthropoda) » Hexapods (Hexapoda) » Insects (Insecta) » Dragonflies and Damselflies (Odonata) » Dragonflies (Anisoptera) » Emeralds (Corduliidae) » Striped Emeralds (Somatochlora) » Williamson's Emerald (Somatochlora williamsoni)

Species Somatochlora williamsoni - Williamson's Emerald

Representative Images

Williamson's Emerald - Somatochlora williamsoni - male Williamson's Emerald - Somatochlora williamsoni - female Williamson's Emerald terminal appendage - Somatochlora williamsoni - female Williamson's Emerald - Somatochlora williamsoni - male Williamson's Emerald - Somatochlora williamsoni - male Williamson's Emerald - Somatochlora williamsoni - male Williamson's Emerald - Somatochlora williamsoni - male Williamson's Emerald - Somatochlora williamsoni - male

Classification

Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Odonata (Dragonflies and Damselflies)
Suborder Anisoptera (Dragonflies)
Family Corduliidae (Emeralds)
Genus Somatochlora (Striped Emeralds)
Species williamsoni (Williamson's Emerald)

Explanation of Names

Discovered by the Canadien odonatologist Edmund Murton Walker in 1907. Named after Edward B. Wiliamson a American odonatologist.

Size

Body length: 53-59 mm

Range

North East of America.

Habitat

Slow shaded streams, lakes and ponds.

Season

June to September.

Food

Predatory on others insects.

Print References

Mead, K. 2017. Dragonflies if the North Woods. Third Edition. Kollath-Stensaas Publishing, 276 p.
Needham, J.G.; Westfall, J.R. and M.L. May. 2014. Dragonflies of North America, The Odonata (Anisoptera) Fauna of Canada, the Continental United States, Northern Mexico and the Greater Antilles. Third Edition. Scientific Publishers, 658 p.
Paulson, D. 2012. Dragonflies and Damselflies of the East. Princeton University Press, 544 p. Published by Jim Johnson, 90 p.
Walker, E. M., 1907. A new Somatochlora with a note on the species know from Ontario. The Canadian Entomologist 39:69-74.

Internet References

Paulson, D. and S.W. Dunkle. 2012. A checklist of North American Odonata, Including English Name, Etymology, Type Locality and Distribution
Contributed by tom murray on 21 May, 2005 - 2:02pm
Additional contributions by RS.Bernard
Last updated 3 February, 2019 - 8:54am

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