Chlamydomomas alga. Light micrograph of Chlamydomomas sp. , a motile green alga. The ovoid cell propels itself through water using its two whip-like flagella (in the upper frame). Chlamydomomas is a large genus containing over 500 species of algae which live in a range of freshwater habitats, including damp soils. They feed by converting sunlight into food by photosynthesis. Magnification: x500 at 35mm size.