Definition: The word "Anallantoidea" means "Allaniteans". It's a genus in the Allantoidea, a large family that includes all types of allantoic algae. This family has diverse habitats, including aquatic environments such as rivers, lakes, and oceans. Allantoites are microscopic, unicellular organisms with three distinct cell divisions called cells. These cells, also known as protons, act as energy producers in their environment.