Members of this phylum go through two larval stages, including a unique veliger stage.
Members of this phylum go through two larval stages, including a unique veliger stage. Ctenidia (pronounced "te-NID-ee-a") and excretory pores are found in the pallial cavity, which is surrounded by a structure that secretes a calcium carbonate-containing substance. These coelomates also possess a chitin-containing structure attached to the odontophore, which is known as the radula. Members of this phylum include chitons and nudibranchs. FTP identify this phylum of animals that possess a muscular foot and usually a shell, and includes cephalopods and bivalves.
Members of this phylum go through two larval stages, including a unique veliger stage.
{Mollusca} or {mollusk}s