A revision of North American Capitophorus van der Goot and Pleotrichophorus Borner (Homoptera : Aphididae) - Corpuz-Raros, Leonila Alzate; Cook, Edwin F. (Washington : Smithsonian Institution Press, 1974)
Bibliography : p. 101-106.
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Keywords: Pleotrichophorus; Capitophorus; Homoptera -- North America