snails...
Nematodes MolluscsLongitudinal musclesMuscular footPseudocoelomatesCoelomatesnever has shell some has shell
no some molluscs dont have shells eg slug
An ark shell is a member of the family Arcidae of saltwater clams or marine bivalve molluscs.
an oyster is an eample of a mollusc
Shell structures have solid surfaces. They are hollow and there shape is often curved.Eg: Eggs, helmets, conch shell etc.Some of the examples of shell structures are storage tanks (water, oil, gas), domed roofs, and pressure vessels.
Any of numerous chiefly marine invertebrates of the phylum Mollusca, typically having a soft unsegmented body, a mantle, and a protective calcareous shell and including the edible shellfish and the snails.
Snail, limpet,mussels, cuttlefish
Many molluscs, such as snails, and also creatures like turtles and tortoises have shells.
There are six classes of mollusks. The Gastropoda, Monoplacophores,Polyplacophores(chitons) ,Scaphopods, Bivalves, andCephalopods. The Gastropoda are the most varied and the widest collected shells.
Gastropods, or slugs and snails, as opposed to molluscs with two shells which are bivalves.
None. Someone previously answered "A Snail!", but snails are not reptiles. They are molluscs and are in a different phylum.
A) Any aquatic invertebrate having a shell or shell-like carapace, esp such an animal used as human food. Examples are crustaceans such as crabs and lobsters and molluscs such as oysters. B) Any of numerous chiefly marine invertebrates of the phylum Mollusca, typically having a soft unsegmented body, a mantle, and a protective calcareous shell and including the edible shellfish and the snails.