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For Insects, Spiders & Their Kin
For the United States & Canada
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Taxonomy
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Genus Pemphigus

Phylum Arthropoda - Arthropods
Subphylum Hexapoda - Hexapods
Class Insecta - Insects
Order Hemiptera - True Bugs, Cicadas, Hoppers, Aphids and Allies
Suborder Sternorrhyncha - Plant-parasitic Hemipterans
Superfamily Aphidoidea
Family Aphididae - Aphids
Subfamily Eriosomatinae - Woolly Aphids and Gall-making Aphids
Tribe Pemphigini
Genus Pemphigus

Species populicaulis - Pemphigus populicaulis
Species populitransversus - Poplar Petiolegall Aphid
Species spyrothecae - Poplar Spiral-gall Aphid
Species obesinymphae - Pemphigus obesinymphae
Species populiglobuli - Pemphigus populiglobuli
Species monophagus - Pemphigus monophagus
Species betae - Pemphigus betae
Species bursarius - Pemphigus bursarius
Species knowltoni - Pemphigus knowltoni
Species longicornis - Pemphigus longicornis
Species nortonii - Pemphigus nortonii
Species populiramulorum - Pemphigus populiramulorum
Species populivenae - Pemphigus populivenae
Species tartareus - Pemphigus tartareus