Abacarus (genus)

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Abacarus hystrix
Source: CSIRO (Australian Insect Common Names) - Wikimedia Commons

Abacarus Keifer, 1944

This genus of eriophyid mites contains several pest species which attack crops. They are rust mites that cause small necrotic lesions on the leaves. For example, the cereal rust mite (Abacarus hystrix) is widely distributed, damages grasses or cereals and transmits the Ryegrass mosaic virus. In Abacarus, the main section of the body (the thanosoma) has a dorsal trough with a ridge on both sides, as well as a central dorsal ridge, but only in anterior part of the thanosoma.

Currently, the following species have been entered into the system: