]> [author note: Univ. Szczecin; Diatoms (Bacillariophyceae); Tax. & Biogeogr. Marine littoral taxa; Application of diatoms in Ecol., Paleoecol. & Paleoceanogr.] [collector note: worldwide marine littoral diatom sample collections; freshwater samples mainly from Poland; pers. coll. at Dept. Palaeoceanol., Univ. Szczecin (Poland), BRM, CAS, FR] Botany Witkowski, Andrzej Witkowski, Andrzej A. Witkowski Witkowski Andrzej Witkowski 1955 2023