Addenda To The Knowledge Of Beetles (Insecta: Сoleoptera) Of Kaliningrad Region (Western Russia): New Faunistic Records Author Alekseev, Vitalii I. Author Drotikova, Anna M. Author Rozhina, Viktoria I. Author Bukejs, Andris text Acta Biologica Universitatis Daugavpiliensis 2021 21 1 13 31 journal article 10.5281/zenodo.10602099 1407-8953 10602099 *24. Abdera ( Caridua ) affinis (Paykull, 1799) Local references: Lentz 1879 ; Bercio & Folwaczny 1979 (reported on the territory of the former East Prussia from present-day territory of Poland only). Material: 1 km W Kaliningrad , 54.74°N , 20.41°E , 03.05.2020 , 3 exx, bracket fungi ( Inonotus sp. ) on dead Alnus glutinosa . Comments: This is the first formal report of the species from Kaliningrad region . The species is rare but widely distributed in the Eastern Baltic Region and Europe ( Tamutis et al. 2019 ) .