Adalia (genus - predators)

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Adalia bipunctata (click on image to enlarge it)
Source: Wikimedia Commons

Adalia Mulsant, 1846

This genus of ladybird beetles contains around 5 species that are considered beneficial as predators of sucking insect pests like aphids, psyllids and scale insects. Thrips may be also part of the diet. Adalia bipunctata is the most common and most important species. It is widely distributed in North America and the Palearctic region.

The adults are normally 4-5 mm long, with a shape and colouration typical for ladybird beetles. The genus is characterized by a number of morphological features like postcoxal lines on the metasternum and the first abdominal sternum.

Type species: Adalia bipunctata

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