Stethorus pusillus (Herbst, 1797)

SZAWARYN, Karol, CERYNGIER, Piotr & ROMANOWSKI, Jerzy, 2018, New data on the distribution of ladybird beetles (Coleoptera: Coccinellidae) in the eastern part of the Baltic Coast region in Poland, Fragmenta Faunistica 61 (1), pp. 39-53 : 47

** Stethorus pusillus (Herbst, 1797)

Material: Pustki (CF17): 25 Jul 2015, 1 ex. on oak (Quercus sp.), leg. JR ; 7 Aug 2015, 2 exx. on oak (Quercus sp.) and 1 ex. on linden (Tilia sp.), leg. JR ; 9 Aug 2015, 1 ex. on linden (Tilia sp.), leg. JR ; Chałupy (CF37): 3 Aug 2015, 1 ex., mixed forest, leg. JR ; 21 Sep 2015, 1 ex. on plum (Prunus sp.), leg. JR ; Jastrzębia Góra (CF27): 22 Sep 2015, 13 exx. on maple (Acer sp.), leg. JR ; Władysławowo (CF37): 19 Sep 2015, 38 exx. on maple (Acer sp.) and linden (Tilia sp.), leg. JR ; 20 Sep 2015, 10 exx. on maple (Acer sp.), leg. JR ; 21 Sep 2015, 1 ex. on willow (Salix sp.), leg. JR ; 24 Sep 2015, 19 exx. on maple (Acer sp.) and linden (Tilia sp.), leg. JR ; Gdańsk Przymorze, Ronald Reagan Park (CF46): 21 Jun 2016, 5 exx. on spindle (Euonymus sp.), leg. JR.

Specialized spider mite (Acari: Tetranychidae) predator. Although rather common in Poland and locally very abundant, it has not previously been reported from the Baltic Coast region.