20) Psallus (Phylidea) quercus Kirschbaum, 1856

Trophic status.

Phytozoophagous.

Distribution.

Europe, Asia.

Preys .

Psyllopsis discrepans, from Fraxinus ornus, Ilinci, 24.V. 2008, collected 1♀; 17.V. 2009, 1♂, 2♀♀. Psyllopsis discrepans and Psyllopsis machinosa, from Fraxinus sp., Beograd–Autokomanda, 6.V.2009, reared 4♀♀ 'ex larva' 10.V.2009; 21.V.2009, reared 1♂, 3♀♀.

So far known as a predator of aphids, psyllids, thrips, spiders and eggs of various insects ( Protić 1998).

Registered in Serbia ( Protić 2011) but here reported for the first time as a psyllid predator in this country.