Order Volvocales is a group of freshwater green algae that are characterized by their unique spherical shape and ability to form colonies. There are several synonyms for this term, including Volvocida, Volvocineae, and Chlorophyta. The classification of this group has gone through changes over the years as new information is gathered about their genetics and morphology. These organisms are important in the ecosystem as they serve as a food source for other aquatic organisms, and they are also used in scientific research studies. Understanding the different synonyms for Order Volvocales can help scientists better communicate their findings about these fascinating algae.