Sarcodine

Any protozoan of the superclass (sometimes class or subphylum) Sarcodina. These organisms have streaming cytoplasm and use temporary cytoplasmic extensions called pseudopodia in locomotion (called amoeboid movement) and feeding. Sarcodines include the genus Amoeba (see amoeba) and pathogenic species, e.g., dysentery-causing Entamoeba histolytica. These protozoans'