Annelida
Annelida, also known as segmented worms, have a variety of different animals within the phylum. examples include earthworms, leeches, and marine worms. They are triploblastic, bilaterally symmetrical, and eucoelomate. Annelids have a certain kind of body wall with both long and circular muscles, a digestive tract, nervous system, a circulatory system, and an excretory system.