Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada
Clickable Guide
Moths Butterflies Flies Caterpillars Flies Dragonflies Flies Mantids Cockroaches Bees and Wasps Walkingsticks Earwigs Ants Termites Hoppers and Kin Hoppers and Kin Beetles True Bugs Fleas Grasshoppers and Kin Ticks Spiders Scorpions Centipedes Millipedes

Upcoming Events

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


Family Aleyrodidae - Whiteflies

Whitefly Cluster - Aleurocanthus What made this? Whitefly are these Aleyrodidae eggs? silverleaf whitefly on cucumber leaf Whiteflies on Hypericum - Trialeurodes Moth Fly or ?
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 Aleyrodoidea
Family Aleyrodidae (Whiteflies)
Usually less than 2 to 3 mm.
Minute soft-bodied insects that resemble tiny moths. IFAS guide
Adults are winged and covered with white dust or waxy powder. Usually active.
Identification to genus or species usually requires close examination of so called pupa (inactive last nymphal stage).
Feed on leaves.
Life Cycle
First instar nymphs are active, subsequent instars are sessile and look like scales.
Print References
Internet References
Whitefly Pupae of the World (keys, host lists, references)
Entomotropica. 2006. PDF document in Spanish, with excellent illustrations
Wikicommons. Anatomical illustration
Works Cited
1.Borror and DeLong's Introduction to the Study of Insects
Norman F. Johnson, Charles A. Triplehorn. 2004. Brooks Cole.