green sun animalcule Directory References Discover 6 Wars of Independence 9 Mind-Altering Plants 12 Novels Considered the “Greatest Book Ever Written” 10 of the World’s Most Dangerous Fish Which Religion Is the Oldest? Timeline of the American Civil Rights Movement Causes of the Great Depression 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