Paramecium
Paramecium is a genus of eukaryotic, unicellular ciliates, commonly studied as a model organism of the ciliate group. Paramecium are widespread in freshwater, brackish, and marine environments and are often abundant in stagnant basins and ponds. Wikipedia
Class: Oligohymenophorea
Phylum: Ciliophora
Domain: Eukaryota
Scientific name: Paramecium
Number of cells: single-cell
Family: Parameciidae
Lower classifications