These in turn may become rediae and then cercariae, which grow inside the host mollusk and often affect its behavior until eaten by the final host.
Many animals in this phylum release miracidia from their eggs, which then infect hosts and become sporocysts. These in turn may become rediae and then cercariae, which grow inside the host mollusk and often affect its behavior until eaten by the final host. Some of its members are composed of proglottids, which contain eggs, attached to a scolex with hooks and suckers. It includes the divisions of Cestodes, Trematodes, and Turbellaria, whose members include some which will regenerate when split in half, the planarians. Flukes and tapeworms are other members. For 10 points, name this mostly parasitic phylum of flatworms.
Many animals in this phylum release miracidia from their eggs, which then infect hosts and become sporocysts.
{Platyhelminthes} [prompt on {flatworms} before mentioned]