green sun animalcule Directory References Discover Why Is Pluto No Longer a Planet? The Lost Colony of Roanoke Which Waters Do You Pass Through When You “Sail the Seven Seas”? Vietnam War Timeline The 6 Deadliest Earthquakes Since 1950 Periods of American Literature 9 of the World’s Deadliest Snakes Contents green sun animalcule heliozoan Ask the Chatbot a Question Ask the Chatbot a Question Also known as: Acanthocystis turfacea Learn about this topic in these articles:characteristics of heliozoans In heliozoan…similar species commonly called the green sun animalcule because its body is coloured by harmless symbiotic green algae (zoochlorellae). Actinosphaerium species are multinucleate, often reaching a diameter of 1 mm (0.04 inch).Read More