Diuraphis (genus)
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Diuraphis noxia (click on image to enlarge it)
Source: Minister of Public Works and Government Services, Canada Archive - IPM Images
Source: Minister of Public Works and Government Services, Canada Archive - IPM Images
Diuraphis Aizenberg, 1935
This genus of aphids contains around 10 species which infest mainly cereals and grasses. Economically the most important species is the Russian wheat aphid which has invaded various countries since the 1980s. The aphids of this genus have a slender body, a long rostrum, weak wax production, and various other morphological characters. E.g. winged forms have marginal sclerites.
Type species: Diuraphis noxia
Currently, the following species have been entered into the system:
