19. Denticollis rubens Piller et Mitterpacher, 1783
Local references: Alekseev & Bukejs 2017.
Material: Svetlogorsk district, Lesnoe vicinity, 54.94°N, 20.07°E, 03.06.2021, 2 exx, deciduous forest, the Baltic Sea cliff (Fig. 6) .
Comments: The species is poorly known in Kaliningrad region, with probable very restricted distribution in natural forested area of northern seaside of the Sambian peninsula.