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For the United States & Canada
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Upcoming Events

Discussion of 2018 gathering

Photos of insects and people from the 2015 gathering in Wisconsin, July 10-12

Photos of insects and people from the 2014 gathering in Virginia, June 4-7.

Photos of insects and people from the 2013 gathering in Arizona, July 25-28

Photos of insects and people from the 2012 gathering in Alabama

Photos of insects and people from the 2011 gathering in Iowa

Photos from the 2010 Workshop in Grinnell, Iowa

Photos from the 2009 gathering in Washington


Species Ctenarytaina eucalypti - Blue Gum Psyllid

Psyllid? - Ctenarytaina eucalypti Psyllid? - Ctenarytaina eucalypti Bug on eucalyptus - Ctenarytaina eucalypti Unknown insect - Ctenarytaina eucalypti Psyllid - Ctenarytaina eucalypti blue gum psyllid - Ctenarytaina eucalypti - male blue gum psyllid - Ctenarytaina eucalypti - male - female blue gum psyllid - Ctenarytaina eucalypti - male - female
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Hemiptera (True Bugs, Cicadas, Hoppers, Aphids and Allies)
Suborder Sternorrhyncha (Plant-parasitic Hemipterans)
Superfamily Psylloidea
Family Aphalaridae
Subfamily Spondyliaspidinae
Genus Ctenarytaina
Species eucalypti (Blue Gum Psyllid)
Other Common Names
Eucalyptus Psyllid (ambiguous, should be avoided)
Explanation of Names
Ctenarytaina eucalypti (Maskell 1890)
3-3.5 mm(1)
native to Australia, adventive in many parts of the world; in our area, CA(1)(2)
hosts: eucalypts
Life Cycle
Females lay eggs on leaf buds and in the axils of young leaves. The nymphs secrete large amounts of honeydew and white waxy secretions. There are multiple generations per year (3)
may be a serious pest of ornamental eucalypts(1)
Internet References
Works Cited
1.Bantock T., Botting J. (2010-) British Bugs, an online identification guide to UK Hemiptera
2.Ouvrard D. (2013) Psyl'list - The World Psylloidea Database
3.Integrated Pest Management of Eucalypt Psyllids (Insecta, Hemiptera, Psylloidea)
de Queiroz, D.L, D. Burckhardt & J. Majer. 2012. Integrated Pest Management and Pest Control - Current and Future Tactics, Dr. Sonia Soloneski (Ed.).