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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 ?
Classification
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)
Size
Usually less than 2 to 3 mm.
Identification
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).
Food
Feed on leaves.
Life Cycle
First instar nymphs are active, subsequent instars are sessile and look like scales.
Print References
(1)
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.