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For Insects, Spiders & Their Kin
For the United States & Canada
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Family Triozidae

Psyllidae stages on wild blackberry - Phylloplecta tripunctata Psyllidae Nymph Willow Psyllid - Bactericera salicivora Triozidae on black-eyed susan (Rudbeckia) - Bactericera antennata Baeoalitriozus diospyri - Persimmon Psyllid? - Baeoalitriozus diospyri - male - female Baeoalitriozus diospyri - male Large woolly aphids on red raspberry - Phylloplecta tripunctata Psylloidea; Calinda - Calinda - 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 Triozidae
Explanation of Names
Triozidae Löw 1879
80 spp. in 11 genera in our area(1), ~950 spp. in 70 genera total(2)
Forewings with veins Cu, M, and Rs intersecting at a single point, and with pterostigma absent, wing usually angulate at apex:

While the family itself is well-defined and monophyletic, many genera as currently recognized are ill-defined and artificial (3)