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Species Aceria parapopuli - Poplar Bud Gall Mite

Aceria parapopuli (?) - Aceria parapopuli Aceria parapopuli (?) - Aceria parapopuli Aceria parapopuli (?) - Aceria parapopuli Aceria on black cottonwood - Aceria parapopuli Aceria parapopuli on Populus tremuloides - Aceria parapopuli
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Chelicerata (Chelicerates)
Class Arachnida (Arachnids)
Subclass Acari (Mites and Ticks)
Superorder Acariformes
Order Trombidiformes
Suborder Prostigmata (Prostigs)
Infraorder Eleutherengona
No Taxon (Raphignathina)
Superfamily Eriophyoidea
Family Eriophyidae (Gall mites)
Genus Aceria
Species parapopuli (Poplar Bud Gall Mite)
Synonyms and other taxonomic changes
Eriophyes parapopuli Keifer, 1940
Explanation of Names
"Near populi"; this species is similar to the European populi.
Identification
Associated with trees of the genus Populus: aspens, poplars and cottonwoods.
Hard, woody, cauliflower-like galls 3 to 4 cm (1.2 to 1.6 inches) in diameter. Dark green early in the season, turning to a brick-red or blackish-brown color by late summer. Older galls become hard, have ridged and furrowed surfaces, and turn a tan or grayish color.
Range
Western U.S. and Canada
Internet References
Poplar Bud Gall Mite Fact Sheet (PDF): Utah State University