actin, SSU, biogeography, bipolar distribution, phylogeny, polar regions, free‐living amoebae, Microscopy, Electron, Transmission, Amoeba - genetics, Amoebozoa - classification, Lobosea, Cold Climate, Phylogeography, Actins - genetics, Amoebozoa - isolation & purification, Arctic Regions, RNA, Ribosomal, 16S - genetics, DNA, Protozoan - genetics, Svalbard, A...