green sun animalcule Directory References Discover How Do We Know How Far Away the Stars Are? Why Doesn’t Arizona Observe Daylight Saving Time? Who Votes for the Academy Awards? Is Body Language Universal? 10 Great Sports Rivalries Causes of the Great Depression 10 Greatest Baseball Players of All Time 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